Speed limits implemented for map gen;
Density-based Map generation exists (not errorproof)
Merge remote-tracking branch 'origin/map_gen' into map_gen

Conflicts:
	src/Map/RandomMapGenerator.java
	src/Map/Road/TrafficLight.java
Merge?
Merge branch 'master' into map_gen
Map stuff
Merge branch 'master' into map_gen
Traffic Light optimization modes
Pause functionality
Settings menu + tl optimizations button
made choice of optimization
fixed random map generator
fixed merge
Save buttons
Merge
Fixed density crap
Fixed merge conflicts.
Test map
Merge pull request #76 from santhnm2/levels

Optimization switches and Menu items
Fixed merge conflicts.
Merge pull request #75 from santhnm2/map_gen

Map gen speed limits