Add missing super() call in NetShark App
Added support for persisent shark views, interfaces and trace clips

This adds a bunch of options for creating different types of views,
including persistent views that will be saved rather than deleted.
Add default 'netshark_persistent' value
Use is_ready() instead of progress=100 for done for shark views in appfwk
Fix problem with listing clips in netshark reports
update imports due to refactor of steelscript.common.utils
Added App Framework report
fix one logging
Merge branch 'master' of gitlab.lab.nbttech.com:steelscript/steelscript-netshark
fix pep8 for 2 modules
fix some pep8 issues
fix one import error
Minor tweak for datasource