added .travis.yml
Fixed ContextSettings ignored when creating a 3.x/4.x OpenGL context on Linux (#258)
Merge pull request #423 from vheuken/master

Added .travis.yml file for automatic build tests with Travis CI
Added a workaround for a bug in the OS X implementation of OpenAL (unsupported channel count no properly detected) (#201)
Fixed bounding rect of sf::Text ignoring whitespaces (216)
Fixed MouseMove event sometimes not generated when holding left button on Windows (#225)
Fixed bug when maximizing a window on Windows (was introduced recently)
Fixed undefined behavior of returned pointer
Fixed some uninitialized values
Avoid const_cast, static buffer and buffer overlap
Merge pull request #431 from Kratos714/master

Fixed some minor memory issues
Updated version number
Fix typo (close #438)