Alpha 12

CHANGELOG

Starting working on tutorial background (WIP).
Lots of decoration updates in swamp area at rock slide.
Added a daw to the swamp area.
Added d-pad support for menu.
Added achievement functionality and first test achievement.
Updated and tuned lynx behaviour.
Fixed buzzards attack other animals again.
Fixed collision damage.
Fixed red hurt flash size (was too small for some resolutions).
Fixed thistles falling through the level.
Fixed tree sounds playing all over the level.
Fixed gamepad stability: plug and unplug your gamepad at any time!
Fixed game crash when hitting stag with a spiked plant.
Fixed broken graphics on low end graphic cards.
Fixed missing openGL capability warnings (false positives).
Improved rendering performance.
Added configurable vsync in Options.xml, as on some Windows machines it always locks to 30fps.