Adding point sensitivity analysis to radviz.

changing the destroy R process function in Rservice from private to
public so that it can be called from a client...
Merge branch 'master' into fkamayou
workaround for voronoi bug
added option to probe for annuli
cytoscape tool menu item disabled by default
added CheckBoxList component with bindable variable for setting the checkboxes and updated tools to use this component
Merge branch 'master' of https://github.com/IVPR/Weave
Fixed bug where JS API wouldn't be initialized if no file was specified
and defaults.xml didn't exist.
Now unchecking checkboxes not specified by selection array.
No longer modifying previous selection array.
fixed width vs height bug
AttributeSelectorPanel now figures out what tool is associated with the
specified target.
Simplified ColumnListComponent and DynamicColumnComponent so vis tool
does not have to be specified.
DynamicColumnComponent now allows setting a column wrapper (for
nested color columns).
Created CustomCheckbox, easier to click.
General code & GUI cleanup.
now easier to open console by clicking in upper-left corner
fix null pointer error
added sqlParams option to setWeaveColumnId()
changed quotes
escaping characters for xml encoding
updated documentation
updated debugging code
URLRequestUtils: Async responders are now assigned as busy tasks rather
than the url loader.  This fixes the bug where busy status would not be
correctly reported when getContent() was used.
updated documentation