Mining code cleanup.
Merge remote-tracking branch 'origin/Bleeding-Edge' into MiningPicks
Map changes + changelog.
DME fix.
DME fix 2: fix more.
Fixed wall code.
Falserwall error.
Fix Gibtonite passive sprite.
Fix compile error.
Merge conflicts.
Merge pull request #2189 from ComicIronic/MiningPicks

Mining pick code cleanup