Moved rendering to sync
Changed spring constant
Merge branch 'master' of github.com:ComputationalPhysics/molecules

Conflicts:
	moleculardynamics.cpp
Merge branch 'master' of github.com:ComputationalPhysics/molecules
Zero init of all variables in system.cpp
Added mouseArea and custom sliders to Dashboard and SimulationsView
Renamed systemSizeX to lightFalloffDistance
Modified Qt resource files to add missing files
Changed rotation implementation and set light falloff to system diagonal