Add a new git/server role

This will be needed to migrate Dist Git from puppet to ansible.

roles/git/server/templates/git.j2

@@ -0,0 +1,16 @@
+# default: off
+# description: The git server offers access to git repositories
+service git
+{
+        disable         = no
+        type            = UNLISTED
+        port            = {{ git_port }}
+        socket_type     = stream
+        wait            = no
+        groups          = yes
+        group           = {{ git_group }}
+        user            = nobody
+        server          = {{ git_server }}
+        server_args     = {{ git_server_args }} --base-path={{ git_basepath }} --base-path-relaxed
+        log_on_failure  += HOST
+}