Add a listDirectory method to the Local adapter
Add a new test in the Local adapter tests and correct some code
Rename a variable

I don't have to use the names copy/pasted from the FtpAdapter anymore as the logic is not the same.
Add stream functional tests. Add test for unlink and stats methods.
Made code improvements add unlink method to stream wrapper and stream
classes
Extend file stream tests. Added new functional tests
Add improvements and fixed to InMemoryBuffer stream
Fix Glob class
StreamWrapper improvements
Change listDirectory behavior added method to Adapter interface and
BaseClass. Improved unit tests
Extended APC unit test
Fix typo
Merge pull request #88 from l3l0/test-improvements

Stream Wrapper fixes and other improvements.
Merge branch 'Local-listDirectory' of https://github.com/damienalexandre/Gaufrette into damienalexandre-Local-listDirectory
Move listDirectory test to functional tests case.
Replace git commands with composer ones. Use composer autloader to run
tests
Fix DoctrineDbal adapter. Added functional test for it
ZipAdapter impovements
Add Cache adapter functional tests
Add minimum-stabilty flag needed for php-cloudfiles