Minor Update

Updated Prefabs to contain proper vision stuff (vision pointer). Applied
vision trigger across section 4.

Next push will involve final section with vision triggers and
improvement on vision pointers which hides all objects properly, without
sloppiness.
Merge branch 'develop' of https://github.com/yash3ahuja/CS496-CovertProtocol into develop

Conflicts:
	Assets/Scenes/Level1Section4.unity