Merge pull request #3 from AshFurrow/master

Added explanation to README.
Update README.md
Update README.md
Fixed typo in a Readme.
Merge pull request #5 from amitvaghela/master

Fixed typo in a Readme.
Update README.md
Use new CLAide argument syntax.
Support for projects with explicit targets.
Compatibility with Ruby 2.0
Merge pull request #9 from neonichu/ruby-200

Compatibility with Ruby 2.0
Merge pull request #8 from neonichu/fixes

Support for projects with explicit targets.
Update installer.rb
Merge pull request #7 from neonichu/master

Use new CLAide argument syntax.
README
Dont support key names with - fixes #6
Place the headers in the public header directory.
Merge pull request #10 from neonichu/master

Place the headers in the public header directory.
0.6.1
add support for blank keys - fixes #11
Fix issue when there's no keyring for cwd.