Add Assessment and Issue check script
Add Assessment and Issue check script

This script checks for any Issues and Assessments that are in an invalid
state. That means that they do not have exactly one Audit mapped to
them.

AleksNeStu/ggrc-core,AleksNeStu/ggrc-core,plamut/ggrc-core,selahssea/ggrc-core,VinnieJohns/ggrc-core,AleksNeStu/ggrc-core,VinnieJohns/ggrc-core,VinnieJohns/ggrc-core,VinnieJohns/ggrc-core,plamut/ggrc-core,AleksNeStu/ggrc-core,selahssea/ggrc-core,selahssea/ggrc-core,selahssea/ggrc-core,plamut/ggrc-core,plamut/ggrc-core