Changes from 3.0 to 3.1

 // === Namespace name changes === //
 sound -> audio (since the sound device has changed also the namespace name has been adjusted)
 
 // === Function name changes (math::) === //
 Round2 -> RoundPow2
 SeedRandom -> math::Randomizer::seedRandom
 Rnd -> math::Randomizer::randInt
 Random -> math::Randomizer::randInt
 
 createSoundDevice -> SoftPixelDevice::getSoundDevice
 
 // === Other changes === //
 video::Texture::getDimensionType -> video::Texture::getDimension
 
 scene::SceneGraph::saveScene -> Has been removed, you can create and save scenes with the "SoftPixel Sandbox".
 
 // === Macros === //
 #define foreach BOOST_FOREACH -> if you don't want this macro define SP_DONT_DEFINE_BOOST_MACROS before including "SoftPixelEngine.hpp".
 
 // === Enumeration entry name changes === //
 SCENEFORMAT_SPS -> SCENEFORMAT_SPSB