Fix Addin for 10.1
Tweak the Config options for testing
'Elevevation' spelling correction
Workaround for ESRI COM memory error

"Attempted to read or write protected memory.  This is often an
indication that other memory is corrupt"
when calling IRasterDescriptor.Create()
Make changes visible to current ArcMap session

and correctly dispose of cursors
Fixed Memory Problem in different routine
Fixed logical error
Removed unnecessary temp int raster