Merge pull request #63 from BlueOrange/ModdingImprovements

fixes #55
beta 7 WIP a

added chapter select for chapter 6
changed all guard to provide 30 flak instead of 10
fixes #52
fixed a crash with displaying missiles with new renpy version. flak icon
now gets displayed properly.
using stealth removes the red tile colourings
Merge remote-tracking branch 'origin/master'

Conflicts:
	classes.rpy
beta 7 WIP b

added ability for enemy to use vanguard like weapons closes #57
reworked flak simulation. closes #56
made AI properly calculate flak strength between it and its target
Introduction of battle log
Filters for battle log
Merge pull request #65 from DoumanAsh/filter_battle_log

Introduction of battle log with filter
closes #62
minor fix

fixes #66
Merge branch 'master' of git://github.com/vaendryl/Sunrider into vaendryl-master

Resovled Conflicts:
	classes.rpy