updated develop from release-1.0
update form upstream
Merge branch 'develop' of https://github.com/privateip/ztpserver into develop
cleaned up bootstrap controller and serializers
code cleanup and optimizations
added more unit test cases
refactored repository
refactor serializers
refactor wsgiapp
fixes minor spelling issue
finished unit test refactor for controller
fixes test cases due to refactor
refactor topology
added new test harness for ndb
updating ndb test cases
fixes from initial testing
added validate option to ztps
updated validators module and unit tests
added more test cases
updates to test cases