Merge pull request #55 from norzechowicz/travis

Added php 5.5 to travis.yml configuration
Removed unused use statement
Tweaked default filter buttons' colors
Introduction into Behat
Merge pull request #56 from chives/dev-buttons

Tweaked default filter buttons' colors
Added CRUD list, results per page and pagination features
Added CRUD list sorting features
Added filtering feature
Added crud create and edit user stories
Fixed tests
Updated datasource-bundle dependency
Reorganized steps in crud features, added developer context
Moved Behat contexts to better place
Added information about Behat usage to README.md
Added custom crud templates configuration user stories
Added missing files, code cleanup
Removed irrelevant steps, fixed resource repository context builder service
Added vagrant
Added delete tests, removed jquery and bootstrap from repository
Described edit at list feature