This page lists changes in version 2.1.0 affecting user-facing APIs
The internal Lua engine has changed from Lua 5.1 to LuaJIT 2.0.5. This is fully compatible with all existing Lua 5.1 code and plugins, and also supports some extensions from Lua 5.2. You can read more about LuaJIT and its extensions and performance benefits at http://luajit.org/luajit.html
Adds VRGetNodeVersion which allows migration code to query the version of a node
Adds vrMetaNodeExists to check if the named metanode is present
Updates the function signatures of vrAddNodeObserver and vrAddMetaNodeObserver. The old versions have been deprecated. See Work with Observers for more information.
New in 2.2.0
New in 2.0.0