Fixed typo in Renderer.h.
Move subsystem access function to subsystem's pkg file, add global readonly property for each subsystem.
Update Lua samples, use global property to access subsystem.
Merge branch 'master' of https://github.com/urho3d/Urho3D
Added Development Base. This sets Debug Information for Debug Builds to /C7 and none on Release Builds. Modifies the install settings and ignore flag as well.
Modified Sound to provide its own unique category for UI sounds
Set Texture and Material Quality / AF parameters during startup from Engine Parameters.