Add changelog (markdown formatted)
Merge pull request #114 from donat-b/chlog

Add changelog (markdown formatted)
Address issues related to refactoring the_game

Fix time of day persistence
Fix wield item being updated every frame causing small performance hit
Rename some classes and variables
Prepare for merge game.cpp
Prepare for merge 2
Merge remote-tracking branch 'minetest/master'

Conflicts:
	src/game.cpp
Fix siginfo handler
chg: doc: Update changelog
Fix msvc build (again and again)
Merge pull request #115 from donat-b/chlog

chg: doc: Update changelog
mapgen indev fixes
fix fast move stuck
Mapgen indev: layers
chg: dev: Prevent compiling on unsupported platforms
Merge pull request #117 from donat-b/cmake

chg: dev: Prevent compiling on unsupported platforms
Doc update
update  games/default
Dont send block while lighting calc
new: dev: Add basic mod debugging
Merge pull request #116 from donat-b/mod_debug

new: dev: Support for basic mod debugging (written by rubenwardy)