Add custom editor background image by popular request (#2033)

* Add custom editor background image by popular request

* Use a global loader instead

Users can edit their clientside whitelist now (#2032)

* Users can edit their clientside whitelist now

* Couple small fixes

Optimizes BuildIncludesTable to not lagspike if you have 100 tabs open (#2031)

* Optimizes BuildIncludesTable to not lagspike if you have 100 tabs open

* ws

None Provided

setup bones when scaling holo (#2030)

modified: manipulate bone functions (#2029)

* modified: lua/starfall/libs_sh/entities.lua

moved the manipulate bone functions to be a shared method

added ManipulateBoneBurst (only affects the server)

* modified: lua/starfall/libs_sh/entities.lua

added a manipulate bone burst
added function like prop.canSpawn
added function to get the manipulate bone rate

moved the ManipulateBoneBurst:use

* edited by thegrb93

changed: canManipulateBones --> canmanipulateBoneLeft

* changed default vaules:
sf_manipulateBone_burstmax is now 20
sf_manipulateBone_burstrate is now 60

added prop.canManipulateBones

made it so the
sf_manipulateBone_burst commands only have the server ones
(cuase thats all they need to be anyway)

Add isvalid check. Fixes: #2028

Fix render.clearDepth() (#2026)

* Use clearStencil param, don't require RT

* Only allow if in RT or using a HUD

Allow ent manager to work on seperate instances (#2025)

* Allow ent manager to work on seperate instances

* Final improvements

Add npc lag compensated methods (#2024)

* Add npc lag compensated methods

* Add server check