plugin.initProgressRange
The 'initProgressRange' function initializes a progress guage on the status bar of the main window.
- Prototype: plugin.initProgressRange(sActMsg, nRange);
 - Parameters:
- sActMsg, a descriptive text of the operation to be shown on the status bar.
 - nRange, specifies a number as the progress range.
 
 - Return Value: 0
 - Example: 
plugin.initProgressRange('Importing files...', nFiles);