Feature/983 data importer

# Warning

# Info

The release includes the new NPSP Data Importer, which helps you easily import your data into the Nonprofit Starter Pack

# Issues

Fixes #983 
Fixes #1020 
Fixes #1015 
Fixes #1014 


yep, i originally was using the shared progress component.  I found that these properties weren't always set at the time they might get called.  so I changed their get method to check bj (line 51, line 62), thus returning correct information.