added workaround for scrollToIndex() bug.
fixed null pointer error
Added support for import statements.
Top-level function definition in script now replaces wrapper function.
Fixed infinite loop continue bug in for-in/for-each loops.
ProxyObject: added option to specify custom callProperty().
LinkableFunction: added call(), and now fixing indent on default script.
added support for Array parameter in sum() and mean().
updated docs
implemented default CustomGlyphPlotter scripts.
now navigating to selected path when loading new dynamic column.
added test files