Per #2397 the file cache now uses a filesystem safe key.
Adjusted the safekey system for backwards compatibility by adding a flag to use it that is set to false by default.
add yaml extension to ci
fix some type
fix private method building
skip firephp tes
change [] to array (PHP5.3 support)
Added a method to retrieve the error code directly in Phalcon
Add Phalcon\Http\Request::getURI. Compatibility with 1.3.x
Merge pull request #3003 from rianorie/2.0.0_2397_fileCacheKeyAsFilename

Per #2397 the file cache now uses a filesystem safe key.
Merge pull request #3017 from rianorie/2.0.0_2930_getErrorFromPdo

Added a method to retrieve the error code directly in Phalcon
Merge pull request #3019 from rzajac/request-getURI

Add Phalcon\Http\Request::getURI. Compatibility with 1.3.x
Merge pull request #3015 from akaNightmare/fix-travis-build

Fix travis build