Added support for git repo in project dir and configuration thru FodyWeavers.xml
Fixed a missing default and failing build on invalid parameter in config.

Also updated the doc.
Fix for missing parameter to String.Format().
Replaced GitDirFinder.TreeWalkForGitDir with Repository.Discover

Removed GitDirFinder.cs
Bumped version to 1.2.0
Merge pull request #11 from ldv2001/master

Added support for git repo in project dir and configuration thru FodyWeavers.xml