fix(yamllint): fix all errors

```bash
apache-formula$ yamllint -s .
./pillar.example
  2:1       warning  missing document start "---"  (document-start)
  5:26      warning  truthy value should be one of [false, true]  (truthy)
  50:18     warning  too few spaces before comment  (comments)
  51:16     warning  truthy value should be one of [false, true]  (truthy)
  52:57     warning  too few spaces before comment  (comments)
  52:89     error    line too long (104 > 88 characters)  (line-length)
  67:33     warning  truthy value should be one of [false, true]  (truthy)
  67:38     warning  too few spaces before comment  (comments)
  69:31     warning  too few spaces before comment  (comments)
  70:8      warning  missing starting space in comment  (comments)
  75:53     warning  too few spaces before comment  (comments)
  75:89     error    line too long (98 > 88 characters)  (line-length)
  76:55     warning  too few spaces before comment  (comments)
  76:89     error    line too long (101 > 88 characters)  (line-length)
  78:50     warning  too few spaces before comment  (comments)
  79:89     error    line too long (95 > 88 characters)  (line-length)
  82:47     warning  too few spaces before comment  (comments)
  83:54     warning  too few spaces before comment  (comments)
  83:89     error    line too long (100 > 88 characters)  (line-length)
  84:58     warning  too few spaces before comment  (comments)
  84:89     error    line too long (109 > 88 characters)  (line-length)
  93:32     warning  too few spaces before comment  (comments)
  100:89    error    line too long (105 > 88 characters)  (line-length)
  101:33    error    trailing spaces  (trailing-spaces)
  102:16    warning  truthy value should be one of [false, true]  (truthy)
  231:20    warning  truthy value should be one of [false, true]  (truthy)
  242:32    warning  too few spaces before comment  (comments)
  249:20    warning  truthy value should be one of [false, true]  (truthy)
  254:20    warning  truthy value should be one of [false, true]  (truthy)
  260:21    warning  truthy value should be one of [false, true]  (truthy)
  283:8     warning  missing starting space in comment  (comments)
  284:8     warning  missing starting space in comment  (comments)
  297:15    warning  too few spaces before comment  (comments)
  328:18    warning  truthy value should be one of [false, true]  (truthy)
  330:20    warning  truthy value should be one of [false, true]  (truthy)
  342:15    error    empty value in block mapping  (empty-values)
  345:18    warning  truthy value should be one of [false, true]  (truthy)
  348:18    warning  truthy value should be one of [false, true]  (truthy)
  355:18    warning  truthy value should be one of [false, true]  (truthy)
  358:89    error    line too long (91 > 88 characters)  (line-length)
  359:26    warning  truthy value should be one of [false, true]  (truthy)
  362:89    error    line too long (99 > 88 characters)  (line-length)
  365:89    error    line too long (267 > 88 characters)  (line-length)
  367:21    warning  truthy value should be one of [false, true]  (truthy)
  369:26    warning  truthy value should be one of [false, true]  (truthy)
  371:1     error    too many blank lines (1 > 0)  (empty-lines)

./apache/osfingermap.yaml
  3:1       warning  missing document start "---"  (document-start)

./apache/modsecurity.yaml
  4:1       warning  missing document start "---"  (document-start)
  6:18      warning  truthy value should be one of [false, true]  (truthy)
  7:20      warning  truthy value should be one of [false, true]  (truthy)
  14:18     warning  truthy value should be one of [false, true]  (truthy)
  15:20     warning  truthy value should be one of [false, true]  (truthy)
  22:18     warning  truthy value should be one of [false, true]  (truthy)
  23:20     warning  truthy value should be one of [false, true]  (truthy)

./apache/defaults.yaml
  4:1       warning  missing document start "---"  (document-start)
  5:26      warning  truthy value should be one of [false, true]  (truthy)
  7:19      warning  truthy value should be one of [false, true]  (truthy)
  10:18     warning  truthy value should be one of [false, true]  (truthy)
  11:20     warning  truthy value should be one of [false, true]  (truthy)

./apache/oscodenamemap.yaml
  4:1       warning  missing document start "---"  (document-start)
  4:8       error    trailing spaces  (trailing-spaces)
  9:8       error    trailing spaces  (trailing-spaces)
  14:7      error    trailing spaces  (trailing-spaces)
  19:6      error    trailing spaces  (trailing-spaces)
  24:8      error    trailing spaces  (trailing-spaces)
  29:9      error    trailing spaces  (trailing-spaces)
  34:7      error    trailing spaces  (trailing-spaces)
  39:8      error    trailing spaces  (trailing-spaces)
  44:8      error    trailing spaces  (trailing-spaces)
  50:9      error    trailing spaces  (trailing-spaces)
  61:1      error    too many blank lines (1 > 0)  (empty-lines)

./apache/osfamilymap.yaml
  4:1       warning  missing document start "---"  (document-start)
  16:89     error    line too long (104 > 88 characters)  (line-length)
  43:89     error    line too long (105 > 88 characters)  (line-length)
  56:16     warning  truthy value should be one of [false, true]  (truthy)
  114:11    error    empty value in block mapping  (empty-values)
  114:11    error    trailing spaces  (trailing-spaces)

./test/salt/pillar/default.sls
  5:26      warning  truthy value should be one of [false, true]  (truthy)
  7:18      warning  truthy value should be one of [false, true]  (truthy)
  8:20      warning  truthy value should be one of [false, true]  (truthy)
```

apache/defaults.yaml

 # -*- coding: utf-8 -*-
 # vim: ft=yaml
-
+---
 apache:
-  manage_service_states: True
+  manage_service_states: true
   service_state: running
-  service_enable: True
+  service_enable: true
 
   mod_security:
-    crs_install: False
-    manage_config: False
+    crs_install: false
+    manage_config: false

apache/modsecurity.yaml

 # -*- coding: utf-8 -*-
-# vim: ft=yam
-
+# vim: ft=yaml
+---
 Debian:
   mod_security:
-    crs_install: False
-    manage_config: False
+    crs_install: false
+    manage_config: false
     package: libapache2-mod-security2
     crs_package: modsecurity-crs
     config_file: /etc/modsecurity/modsecurity.conf-recommended
 
 RedHat:
   mod_security:
-    crs_install: False
-    manage_config: False
+    crs_install: false
+    manage_config: false
     package: mod_security
     crs_package: mod_security_crs
     config_file: /etc/httpd/conf.d/mod_security.conf
 
 Suse:
   mod_security:
-    crs_install: False
-    manage_config: False
+    crs_install: false
+    manage_config: false
     package: apache2-mod_security2
     config_file: /etc/apache2/conf.d/mod_security2.conf

apache/oscodenamemap.yaml

 # -*- coding: utf-8 -*-
 # vim: ft=yaml
-
-trusty: 
+---
+trusty:
   confext: .conf
   default_site: 000-default.conf
   default_site_ssl: default-ssl.conf
 
-utopic: 
+utopic:
   confext: .conf
   default_site: 000-default.conf
   default_site_ssl: default-ssl.conf
 
-vivid: 
+vivid:
   confext: .conf
   default_site: 000-default.conf
   default_site_ssl: default-ssl.conf
 
-wily: 
+wily:
   confext: .conf
   default_site: 000-default.conf
   default_site_ssl: default-ssl.conf
 
-xenial: 
+xenial:
   confext: .conf
   default_site: 000-default.conf
   default_site_ssl: default-ssl.conf
 
-yakkety: 
+yakkety:
   confext: .conf
   default_site: 000-default.conf
   default_site_ssl: default-ssl.conf
 
-zesty: 
+zesty:
   confext: .conf
   default_site: 000-default.conf
   default_site_ssl: default-ssl.conf
 
-artful: 
+artful:
   confext: .conf
   default_site: 000-default.conf
   default_site_ssl: default-ssl.conf
 
-jessie: 
+jessie:
   wwwdir: /var/www
   confext: .conf
   default_site: 000-default.conf
   default_site_ssl: default-ssl.conf
 
-stretch: 
+stretch:
   wwwdir: /var/www
   confext: .conf
   default_site: 000-default.conf
   confext: .conf
   default_site: 000-default.conf
   default_site_ssl: default-ssl.conf
-

apache/osfamilymap.yaml

 # -*- coding: utf-8 -*-
 # vim: ft=yaml
-
+---
 Debian:
   server: apache2
   service: apache2
   mod_php5: libapache2-mod-php5
   mod_perl2: libapache2-mod-perl2
   mod_fcgid: libapache2-mod-fcgid
+  # yamllint disable-line rule:line-length
   mod_pagespeed_source: https://dl-ssl.google.com/dl/linux/direct/mod-pagespeed-stable_current_amd64.deb
   mod_xsendfile: libapache2-mod-xsendfile
   mod_fastcgi: libapache2-mod-fastcgi
   conf_mod_wsgi: /etc/httpd/conf.d/wsgi.conf
   mod_php5: php
   mod_fcgid: mod_fcgid
+  # yamllint disable-line rule:line-length
   mod_pagespeed_source: https://dl-ssl.google.com/dl/linux/direct/mod-pagespeed-stable_current_x86_64.rpm
   mod_geoip: mod_geoip
   mod_geoip_database: GeoIP
   logrotatedir: /etc/logrotate.d/httpd
   wwwdir: /var/www
   default_charset: UTF-8
-  use_require: False
+  use_require: false
   moddir: /etc/httpd/conf.modules.d
 
 Gentoo:
   modulesdir: /usr/local/etc/apache24/modules.d
   global_document_root: /usr/local/www/apache24/data
 
-  confext: 
+  confext: ''
   default_site: default
   default_site_ssl: default-ssl
   logdir: /var/log/

apache/osfingermap.yaml

 # -*- coding: utf-8 -*-
 # vim: ft=yaml
+---
 default:
   version: '2.4'
 Ubuntu-12.04:

pillar.example

+# -*- coding: utf-8 -*-
+# vim: ft=yaml
+---
 # ``apache`` formula configuration:
 apache:
 
   # By default apache restart/reload states run (false skips)
-  manage_service_states: True
+  manage_service_states: true
 
   # lookup section overrides ``map.jinja`` values
   lookup:
     example.net:
       template_file: salt://apache/vhosts/minimal.tmpl
 
-    example.com: # must be unique; used as an ID declaration in Salt.
-      enabled: True
-      template_file: salt://apache/vhosts/standard.tmpl # or minimal.tmpl or redirect.tmpl or proxy.tmpl
+    example.com:  # must be unique; used as an ID declaration in Salt.
+      enabled: true
+      # or minimal.tmpl or redirect.tmpl or proxy.tmpl
+      template_file: salt://apache/vhosts/standard.tmpl
 
       ####################### DEFAULT VALUES BELOW ############################
       # NOTE: the values below are simply default settings that *can* be
       interface: '*'
       port: '80'
 
-      exclude_listen_directive: True # Do not add a Listen directive in httpd.conf
+      exclude_listen_directive: true  # Do not add a Listen directive in httpd.conf
 
-      ServerName: example.com # uses the unique ID above unless specified
-      #ServerAlias: www.example.com # Do not add ServerAlias unless defined
+      ServerName: example.com  # uses the unique ID above unless specified
+      # ServerAlias: www.example.com  # Do not add ServerAlias unless defined
 
       ServerAdmin: webmaster@example.com
 
       LogLevel: warn
-      ErrorLog: /path/to/logs/example.com-error.log # E.g.: /var/log/apache2/example.com-error.log
-      CustomLog: /path/to/logs/example.com-access.log # E.g.: /var/log/apache2/example.com-access.log
-
-      DocumentRoot: /path/to/www/dir/example.com # E.g., /var/www/example.com
-      DocumentRootUser: null       # do not enforce user, defaults to lookup:document_root_user
-      DocumentRootGroup: www-data  # Force group, defaults to lookup:document_root_group
-
-      SSLCertificateFile: /etc/ssl/mycert.pem # if ssl is desired
-      SSLCertificateKeyFile: /etc/ssl/mycert.pem.key # if key for cert is needed or in an extra file
-      SSLCertificateChainFile: /etc/ssl/mycert.chain.pem # if you require a chain of server certificates file
+      # E.g.: /var/log/apache2/example.com-error.log
+      ErrorLog: /path/to/logs/example.com-error.log
+      # E.g.: /var/log/apache2/example.com-access.log
+      CustomLog: /path/to/logs/example.com-access.log
+
+      # E.g., /var/www/example.com
+      DocumentRoot: /path/to/www/dir/example.com
+      # do not enforce user, defaults to lookup:document_root_user
+      DocumentRootUser: null
+      # Force group, defaults to lookup:document_root_group
+      DocumentRootGroup: www-data
+
+      # if ssl is desired
+      SSLCertificateFile: /etc/ssl/mycert.pem
+      # if key for cert is needed or in an extra file
+      SSLCertificateKeyFile: /etc/ssl/mycert.pem.key
+      # if you require a chain of server certificates file
+      SSLCertificateChainFile: /etc/ssl/mycert.chain.pem
 
       Directory:
         # "default" is a special case; uses DocumentRoot value
         # E.g.: /var/www/example.com
         default:
           Options: -Indexes +FollowSymLinks
-          Order: allow,deny    # For Apache < 2.4
-          Allow: from all      # For apache < 2.4
-          Require: all granted # For apache > 2.4.
+          Order: allow,deny     # For Apache < 2.4
+          Allow: from all       # For apache < 2.4
+          Require: all granted  # For apache > 2.4.
           AllowOverride: None
           Formula_Append: |
             Additional config as a
             multi-line string here
 
     redirectmatch.com:
-      # Use RedirectMatch Directive https://httpd.apache.org/docs/2.4/fr/mod/mod_alias.html#redirectmatch
-      # Require module mod_alias 
-      enabled: True
+      # Use RedirectMatch Directive
+      # - https://httpd.apache.org/docs/2.4/fr/mod/mod_alias.html#redirectmatch
+      # Require module mod_alias
+      enabled: true
       template_file: salt://apache/vhosts/redirect.tmpl
       ServerName: www.redirectmatch.com
       ServerAlias: www.redirectmatch.com
 
       Location:
         /:
-          Require: False
+          Require: false
           Formula_Append: |
             SecRuleRemoveById 981231
             SecRuleRemoveById 981173
           Require: 'all granted'
 
         /docs:
-          Order: allow,deny    # For Apache < 2.4
-          Allow: from all      # For apache < 2.4
-          Require: all granted # For apache > 2.4.
+          Order: allow,deny     # For Apache < 2.4
+          Allow: from all       # For apache < 2.4
+          Require: all granted  # For apache > 2.4.
           Formula_Append: |
             Additional config as a
             multi-line string here
 
       LocationMatch:
         '^[.\\/]+([Ww][Ee][Bb][Mm][Aa][Ii][Ll])[.\\/]':
-          Require: False
+          Require: false
           Formula_Append: |
             RequestHeader  set  Host  mail.example.com
 
         '^[.\\/]+([Ss][Vv][Cc])[.\\/]':
-          Require: False
+          Require: false
           Formula_Append: |
             Require ip 123.123.13.6 84.24.25.74
 
       Proxy_control:
         '*':
-          AllowAll: False
+          AllowAll: false
           AllowCountry:
             - DE
           AllowIP:
       path: 'salt://path/to/sites-available/conf/file'
       state: 'enabled'
       # Optional - use managed file as Jinja Template
-      #template: true
-      #defaults:
-      #  custom_var: "default value"
+      # template: true
+      # defaults:
+      #   custom_var: "default value"
 
   modules:
-    enabled:  # List modules to enable
+    enabled:   # List modules to enable
       - ldap
       - ssl
     disabled:  # List modules to disable
       - rewrite
 
   flags:
-    enabled:  # List server flags to enable
+    enabled:   # List server flags to enable
       - SSL
-    disabled: # List server flags to disable
+    disabled:  # List server flags to disable
       - status
 
   # KeepAlive: Whether or not to allow persistent connections (more than
 
   # ``apache.mod_security`` formula additional configuration:
   mod_security:
-    crs_install: True
+    crs_install: true
     # If not set, default distro's configuration is installed as is
-    manage_config: True
+    manage_config: true
     sec_rule_engine: 'On'
     sec_request_body_access: 'On'
     sec_request_body_limit: '14000000'
     sec_debug_log_level: '3'
 
     rules:
-      enabled:
+      enabled: ~
       modsecurity_crs_10_setup.conf:
         rule_set: ''
-        enabled: True
+        enabled: true
       modsecurity_crs_20_protocol_violations.conf:
         rule_set: 'base_rules'
-        enabled: False
+        enabled: false
 
     custom_rule_files:
       # any name as an array index, and you can duplicate this section
       UNIQUE_VALUE_HERE:
         file: 'my name'
         path: 'salt://path/to/modsecurity/custom/file'
-        enabled: True
+        enabled: true
 
   mod_ssl:
-    # set this to True if you want to override your distributions default TLS configuration
-    manage_tls_defaults: False
-    # This stuff is deliberately not configured via map.jinja resp. apache:lookup.
-    # We're unable to know sane defaults for each release of every distribution.
-    # See https://github.com/saltstack-formulas/openssh-formula/issues/102 for a related discussion
-    # Have a look at bettercrypto.org for up-to-date settings.
+    # set this to true if you want to override your distributions default TLS
+    # configuration
+    manage_tls_defaults: false
+    # This stuff is deliberately not configured via map.jinja resp.
+    # apache:lookup.  We're unable to know sane defaults for each release of
+    # every distribution.
+    # See https://github.com/saltstack-formulas/openssh-formula/issues/102 for
+    # a related discussion Have a look at bettercrypto.org for up-to-date
+    # settings.
     # These are default values:
+    # yamllint disable-line rule:line-length
     SSLCipherSuite: EDH+CAMELLIA:EDH+aRSA:EECDH+aRSA+AESGCM:EECDH+aRSA+SHA384:EECDH+aRSA+SHA256:EECDH:+CAMELLIA256:+AES256:+CAMELLIA128:+AES128:+SSLv3:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!DSS:!RC4:!SEED:!ECDSA:CAMELLIA256-SHA:AES256-SHA:CAMELLIA128-SHA:AES128-SHA
     # Mitigate the CRIME attack
-    SSLCompression: Off
+    SSLCompression: 'Off'
     SSLProtocol: all -SSLv2 -SSLv3 -TLSv1
-    SSLHonorCipherOrder: On
+    SSLHonorCipherOrder: 'On'
     SSLOptions: "+StrictRequire"
-

test/salt/pillar/default.sls

 # vim: ft=yaml
 ---
 apache:
-  manage_service_states: False
+  manage_service_states: false
   mod_security:
-    crs_install: True
-    manage_config: True
+    crs_install: true
+    manage_config: true
     sec_rule_engine: 'On'
     sec_request_body_access: 'On'
     sec_request_body_limit: '14000000'