Added build status
Merge pull request #6 from TomHAnderson/readme

Added build status icon
Added still maintained
Added still maintained
Merge pull request #7 from TomHAnderson/readme

Readme
implement getScopedKey (and tests)
don't use hex2bin - not available in PHP < 5.4.0
Added mcrypt requirement
pad functions moved to protected, code formatting standardized
Remove .gitignore
Merge pull request #9 from TomHAnderson/scoped.keys

Scoped.keys