Functions:
Clientside, serverside, events
Variables:
Built-in variables
Prefixes:
player, this, temp, server, serverr, client, clientr... (more)
Language:
if, while, for, do ... while, return, break... (more)
Miscellaneous:
Concatenation, deprecated functionality
Script Engine:
New NPC Storage
For Editors:
Expansion needed, on-going dispute in comments, quality control