Pacing System

Features:
- Bugfixes for the middle line
- Music placement
Merge remote-tracking branch 'origin/master'

Conflicts:
	Prototype/Assets/Pacing Game/Prefabs/Instrument.prefab
	Prototype/Library/CurrentLayout.dwlt
	Prototype/Library/ScriptAssemblies/Assembly-CSharp.dll
	Prototype/Library/ScriptAssemblies/Assembly-CSharp.dll.mdb
	Prototype/Library/assetDatabase3
	Prototype/Library/expandedItems
	Prototype/Library/guidmapper
	Prototype/Library/metadata/51/51bbc4077256c3342a14573742a14453
	Prototype/Library/metadata/58/585a9eb9cb40c3644b3589597c24f47e
	Prototype/Library/metadata/68/684b56596e2214148b224bb586ad70fe
	Prototype/Library/metadata/71/71b2fd17db1cbf94096bf8e3debb033f