Fix native trap_BotMutateGoalFuzzyLogic
Fix s_alDopplerSpeed default value
OpenGL2: Minor GLSL shader improvements.
OpenGL2: Add normalScale and parallaxDepth stage keywords and helper cvars.
OpenGL2: Set default normal/specular in RE_RegisterShaderFromImage
Merge pull request #57 from MAN-AT-ARMS/specularScale

OpenGL2: Set default normal/specular in RE_RegisterShaderFromImage
Merge remote-tracking branch 'ioquake3/master'

Conflicts:
	code/game/g_syscalls.c