Change source_dir from /usr/share/doc/git-core/contrib/subtree to /usr/share/doc/git/contrib/subtree in git::subtree as git-core is an optional transitional package
Add git::config resource
Fix git_version fact
Merge pull request #15 from camptocamp/master

Fix git_version fact
Merge pull request #12 from mcanevet/config

Add git::config resource
Merge pull request #10 from mcanevet/fix_subtree

Change source_dir from /usr/share/doc/git-core/contrib/subtree to /usr/s...