Remove treepmap feature
Clean up code for consistency
Add licence header
Add pawn includes to VS project for convenience
Remove unused stuff
Clean up code
Remove pointless String use in natives + some clean up
Update project files
Remove more pointless String use
More clean up
Update AMXX SDK
Move AMXX SDK to /public/sdk
Include some AMTL libraries
Use memory tools from AMXX
Replace TrieString by StringHashMap
Remove treempap from pawn include too
Remove unnecessary Trie use
Replace Trie with ke::HashMap
Replace CVector with ke::Vector
Move some stuffs from okapi.inc to okapi_memory.inc