Water bullet impact
More wade SFXs
Audio library availability is checked, and corresponding options are disabled when unavailable.
Bullet impact effect for hitting surface level blocks
Improved usability of block tool
Line build is cancelled when the starting point was destroyed (fixed #135)
Cancel build when player dies (Fixed #189)
Fixed #185
Fix #165
#168
Software Renderer: Z-buffering bug fixed
Fix #190
Support null audio device
Reenable the startup window in the in-game preference dialog
Support Delete key (fixed #194)
Fixed #195