Fix savegame loading, broken by mistaken assumption about script
event loading sequence. Closes ticket:4046
Add standing still non-animating animations for helicopters. Animations by Jorzi.
Also fix divide by zero when attempting to draw non-animating animations.
Fix assert failure and wrong action type selected when VTOLs finished
attacking something and are sent back to rearm, and there are no
rearm structures in existence.
Remove iV_DrawImageScaled, made unnecessary by more modern iV_DrawImage2()
Remove separate draw calls from iV_ShadowBox, instead reuse iV_Box().
Alpha test is no longer used. Removing it.
Remove unused code related to old AI sliders.
Remove hard-coded UI box colours. Other misc cleanups forward ported from GUI work.
Simplify build process by getting rid of bison/flex dependencies.

Fixes both MSVC and autotools (automake 1.12+).

Revert "Abort autogen.sh when automake 1.12+ is found."

This reverts commit 978ed8f1f90544162c327f334bd590cd7b944ce1.
Should now work with automake 1.11+

fixes ticket:3887
fixes ticket:3538
closes ticket:3950

(cherry picked from commit 372eff6693e633e8d0d1d0b8a9ceb996a5c3f49f)

Forgot to push these changes for commit 372eff6693e633e8d0d1d0b8a9ceb996a5c3f49f

(cherry picked from commit e397b24d4724d835d6cdc39a92800e64c0551dab)

Out of tree builds ?  Who needs them. :P

refs: 372eff6693e633e8d0d1d0b8a9ceb996a5c3f49f
(cherry picked from commit 20317c2a6f2c700042a727c6d719056ab3c90dcb)
Merge branch 'bugfixes'

* bugfixes:
  Simplify build process by getting rid of bison/flex dependencies.

Conflicts:
	src/Makefile.am
	src/scriptvals_parser.cpp
qtscript: fix description of getStructureLimit()
Merge branch 'bugfixes'
French translation update by cpasmoi/machintruc.

Closes pull request 35.
Italian translation update by Alpha93.

Closes #4074.
Hungarian translation update by mtomi78.

Closes #3909.
Portuguese translation update by HolyDragoon.

Closes #4050.
Merge branch 'bugfixes'
Do not use unnecessary memory on atmosphere effects when no atmosphere effects are in use.
Based on patch by wolftrak in ticket:4079, closes ticket:4079
Fix missing class hints for droids bodies. Closes ticket:4077 reported by crab_
Change propulsion speed	modifiers to 3.1 values, accidentially changed to campaign values
during ini file	conversion process. Patch by crab_. Closes ticket:4070