Auto-disable sound effect on Sumsung Galaxy S2 to avoid freezing.
Increase start cash by 50%-100% on many normal level and some hard level maps to reduce the difficulty. Hardcore players should try Extreme Mode, if they find those maps are too easy.
Tune “Landing” map，more interesting.
Better rocket flames visual effect.
make Slow tower lvl1-2 more powerful.
fix minor bugs.
Better Map Editor, add help and sharing.
Bigger font size on tutorial images.