RM5320 Prepping for branch merge

Added use cases for all READMES

Updated wafflehaus README

Changed travis coverage requirement to 90%

Increased coverage to 95%

Created real test for dns filter

Updated wafflehaus readme

**REMOVED MODULES**
Removed detach_network_check
Removed network_count_check
Removed requestnetworks
Moved to wafflehaus.nova

Updated role_router readme

**MOVED PACKAGE**
wafflehaus.role_router.py to wafflehaus.routers.role_router.py

Added payload filter readme

**REMOVED PACKAGE**
Removed context emulator

Updated try context readme