More tweaking, made branches that get cut off due to the constraintbox become endpoints.
Merge branch 'master' of https://github.com/Twodordan/Sandbox_1_CaveGrid

Conflicts:
	Assets/MainSceneIceAndCanyon.unity
	Assets/Standard Assets/Materials/sharedMeshMaterial.mat
	Library/CurrentLayout.dwlt
	Library/ScriptAssemblies/Assembly-CSharp-firstpass.dll
	Library/ScriptAssemblies/Assembly-CSharp-firstpass.dll.mdb
	Library/ScriptAssemblies/Assembly-CSharp.dll
	Library/ScriptAssemblies/Assembly-CSharp.dll.mdb
	Library/ScriptAssemblies/Assembly-UnityScript-firstpass.dll
	Library/ScriptAssemblies/Assembly-UnityScript-firstpass.dll.mdb
	Library/ScriptAssemblies/Assembly-UnityScript.dll
	Library/ScriptAssemblies/Assembly-UnityScript.dll.mdb
	Library/assetDatabase3
	Library/guidmapper
	Library/shadercompiler-1.log