Adjusted Zombie Sonar, so tile names are only said when the zombie is on a different tile to the last one.
Added more tutorial information for lawnmowers, night levels, and first pole-vaulting encounters.
Made ice tiles accessible.
Made ladder information accessible.
Fixed planting in whack-a-zombie.
Added optional audio cue when current plant is refreshed and has enough sun.
Made zombie hypnotized state accessible.
Made "Last Stand" minigame playable.
Added bobsled zombies to fast/silent detector.
Made cob cannon usable.
Fixed a frequently-ocurring crash in the audio engine.
Added an option to automatically use the zombie sonar when changing rows.
Reduced zombie sonar lag.
Slightly increase pitch for each zombie when using sonar, to make it slightly easier to distinguish their positions.