updated diff regex

regex now works with files that are escaped
with a newline character
Add basic support for reading git config
update README
Config, not Status
Update docs
rename values to items
Update README.md
Merge pull request #28 from skovalyov/git-clone-and-init-bare

Git clone and init bare
Merge pull request #29 from drd/master

Add read-only `git config`
Merge pull request #22 from alexnaspo/master

Updated regex, fixes #21