Added creds.exe binary
Initial output parser/tests
Updated creds.exe with -g switch support
Testing parsing of credential.

Also fixed infinite loop due to extra blank lines.
Added initial cred store wrapper.
Added credstore wrapper module.
Fixed bad escaping in string literal
Working windows token cache using credential store
Fixed crash on logout
Jshint fixes
Fixed test sample data
And one more test fix
Tweaked usage of keychain in osx token cache.

Simplified implementations.
Fixed removal of tokens from cache, it now removes them correctly from keychain.
Fixed credential removal
Merge branch 'credstore-cache' of github.com:christav/azure-sdk-tools-xplat into credstore-cache
Merge pull request #1245 from christav/mac-logout-fix

Mac logout fix
Don't prompt when using secure cache
Adding secure tag to remove prompt message
Merge pull request #1246 from christav/remove-prompt-for-secure-cache

Don't prompt when using secure cache