complete glbranch json init test
add gldiff tests
Merge branch 'jeff-dev'
removed GLJsonProtocol and created a new base object, add method to check for null strings
add base model test
run string values of GLDiff to null check
add json representation methods
add json representation methods to GLDiff
add json representation methods for GLCommit
clean up and adding json representation method
converted api requeest to pass operation type
add connection did finish loading implemention for raw and void requests
rename variable
update event parsing, add event tests
begin issues tests
add issues tests, update init methods
rename test
add test for merge request
add milestone test
add namespace test files