Changed method to detect if composer self-update is needed.

fixed copy/paste error

added support for ubuntu 17.10 / php7.1

variable `phpng_version` was used here instead of `php_version`

Add readline package

add sury repo for debian machines

Make php.ng.maps.jinja work for php5 on Debian

Add possibility to define default values for php-fpm pools

Fix to be able to create the pools folder in the fpm

Add state file for installing the pecl_http extension.

Add Sybase/MS-SQL extension

Add state file for installing the uuid extension.

Revert "Move state php_{{ phpng_version }}_link to cli/install.sls "

Move state php_{{ phpng_version }}_link to cli/install.sls

Do not include php state in php.fpm

Including php in php.fpm makes it hard to use php fpm with webservers such as
nginx or lighttpd on, at least, Debian and derivatives.

This fixes #124.

Update pillar.example to reflect new structure

Improvements to php/ng/map.jinja

I had to dig through the source to figure this out.  Will need to be updated again once #116 is merged.

* Initial commit for new branch

* Quick change to base test files

* Updated map.jinja, added `php` dependency for all subformulas

* Fixing mongo module and map.jinja needed OpenSSL dev libraries

* Should be final changes needed for Mongo module

* Updating Suhosin package since many distros don't have package in their
repos anymore

* Generalizing suhosin module, and updating pillar.example for new PPA

* Adding addtional logic for RedHat based families to Suhosin

* Initial commit of NG refactored map.jinja file

* Deleting FFMpeg state file since the module is quite old, and has been
replaced by using a Composer library. See
https://github.com/PHP-FFMpeg/PHP-FFMpeg for details

* Updating NG formulas for new definitions

* Removing 'twig' as a state since it can be installed via Composer

* Changes to installed.jinja to set correct PHP path based on version

* NG Composer and NG Suhosin changes

* Version bump and deleting README for deleted states

* Finished refactor of NG map.jinja file

* Adding trailing commas (forgot them earler)

* Adding changes list, and modifying map file for missing definitions when
using Ubuntu 16.04 and NOT using a PPA

* Changes needed after performing testing on RHEL 7

* Changes needed for Ubuntu Trusty without using PPA

* Removing testing files; keep on local

* Map changes needed after testing Debian Jessie

* Changed needed for Debian Wheezy

* Adding more pkgs for Arch Linux support

* More ArchLinux support

* Stupid tabs

* Removing extra line breaks, and using the general "use_external_repo" in
the future if DotDeb (Debian) or Webtactic (RedHat)

* Accoutning for Precise `phpenmod` and others

Add xdebug package for RedHat family operating systems in map.jina

Add php-mongodb and php-mongo plugins support

add php-bcmath

Added net-ipv4/6 and pear to map.jinja

Added missing settings for ubuntu.

Remove dotdeb from php state

The included state was never submitted in
https://github.com/saltstack-formulas/php-formula/pull/77 and we
therefore remove inclusion here to allow users to use the php state
again.