Updated NCubeTest parameter names and clarified a ? load from string.
- added new n-cube output key for obtaining the results of executed cell(s)
- Complete sha1 support added to n-cube
- NCE needs to honor it
- Array types CANNOT be set into a cell value (other than byte[])
- Array types from old .json files are converted to GroovyExpression when loaded.
removed items so that they can be autogenerated when needed.
Checking in merged changes