Add possibility to manage the user's global git configuration.

pillar.example

         options:
           - "StrictHostKeyChecking yes"
 
+    gitconfig:
+      user.name: B User
+      user.email: buser@example.com
+      url."https://".insteadOf: "git://"
+
     google_2fa: True
     google_auth:
       ssh: |

users/init.sls

 {%- endfor %}
 {%- endif %}
 
+{% if 'gitconfig' in user %}
+{% for key, value in user['gitconfig'].items() %}
+users_{{ name }}_user_gitconfig_{{ loop.index0 }}:
+  {% if grains['saltversioninfo'] >= (2015, 8, 0, 0) %}
+  git.config_set:
+  {% else %}
+  git.config:
+  {% endif %}
+    - name: {{ key }}
+    - value: "{{ value }}"
+    - user: {{ name }}
+    {% if grains['saltversioninfo'] >= (2015, 8, 0, 0) %}
+    - global: True
+    {% else %}
+    - is_global: True
+    {% endif %}
+{% endfor %}
+{% endif %}
+
 {% endfor %}