add PVS overriding functions to players.lua. (#2055)

* add PVS overriding functions to players.lua.

Adds ply:setPVS() and ply:clearPVSPoints()

* Change indentation type to tab to follow rest of file

Forgot to do this, my bad.

* Rename setPVS to setPVSPoint, Also optimize said function

Optimized setPVSPoint (Formerly setPVS) by making it update active table once regardless of how many PVS points are set at once.

* Remove testing print

Oopsie hee hee :trollface:

* Adjustments based off review

Added prepareUpdateActiveTable to PVSManager,
removed PVSPointLimit,
Clamped and Floored ID of setPVSPoint,
changed documentation of setPVSPoint to match.

* Remove old and useless comment

* use table.Count instead of #

* Remove pointless adding check and just return early if not adding to begin with

Move player sv funcs to libs_sv (#2054)

Tweak autocomplete controls

Forgot to clamp y pos and fix a label weirdness

Fix 'end' with close parenthesis not being detected by autoindent

Autocomplete

Adds autocomplete menu to wire editor
Snippets from wiremod are attributed at the file header

Fix empty whitelist files (#2052)

* Fix empty whitelist files

Move data_static to lua. Fixes: #2051

Move whitelist to plaintext and remove e621. Users can config their lists now (#2050)

fix setCustomPropShadowForce doc