Consistency check for grammar
Correct a lot of the grammar and spelling. Also spent a few hours fixing the comments so they follow a standard.
Merge branch 'master' of https://github.com/JamoBox/ProjectTox-Core into JamoBox-master

Conflicts:
	toxcore/LAN_discovery.h
Removed packet structs.

They were causing problems on certain compiler configurations.
Removed now useless file.