add Script.include()
add load script from URL support
add first cut at firstrun support
set firstRun so it only happens once
Merge branch 'master' of https://github.com/worklist/hifi into scripting_improvements
added hydraMove.js to default scripts
fix audio position in editVoxles.js
Merge pull request #2480 from ZappoMan/scripting_improvements

Scripting improvements