Optimized update_scent for less map::move_cost calls
Additional optimization to update_scent
More roadmap targets, now including: roads
Evac shelters as a cherry on top
Flu makes your head hotter, common cold makes your body colder
Common cold now make you more tired, which in turn lowers body temp
Hunger now affects body temperature
Added new crafting recipes for clothing added in the body temp mod
Tried to add order to the Armor crafting submenu
Cleaned up a few errors
Merge branch 'master' of github.com:TheDarklingWolf/Cataclysm-DDA

Conflicts:
	crafting.cpp
Updated changelog
Merge branch 'master' of github.com:TheDarklingWolf/Cataclysm-DDA

Conflicts:
	crafting.cpp
Rain effect based on Tase's code.
Working rain before performance changes.
Improved rain draw performance on w_terrain window.
Dont rain all the time ...
Rain effect caused game slowdown after a while on the same tile.
Max terrain width/height 121 (Viewdistance). Center terrain if Viewport X/Y > 60.
Merge branch 'refs/heads/rain'