add limits endpoint for otter api
fix lint errors
use config_value instead of hard coding in rest/limits.py
update limits and tests to pull config data from normal resources vs being hard coded
move setup stuff into setUp
use existing self.root object instead of creating a new one for request
Merge branch 'master' into add_limits_endpoint
lint fix
added cooldown 0
Merge branch 'master' into add_limits_endpoint

Conflicts:
	otter/rest/application.py
unskipped scheduler batch test
changed get server metadata module
Add query params to link generation
Add support for query args in the mock request
Add decorator for processing pagination query arguments
Set default pagination limit, and also add InvalidQueryArgument to the errors list
reviews
Helper function for generating query args for pagination links
Auto-634 Remove the Underscore in arbitrary log fields
Merge pull request #390 from rackerlabs/test-fix

Test fix (ready for review)