Make weapon damage in most cases be a structure value and also expose it to lua. Needs testing/review due to conditions at time of doing this (w/ one arm, dizzy/tingling due to sodium citrate), and just number of places changed..
07f3bf8d98a3
Hedgewars.png had a resolution more than twice as high as required; also fixed some (mostly obsolete) code that also contained a typo that would cause a warning/note in clang
