init checkin of tests to verify that incomplete cell records are
ignored
added filtering of cell data submissions to ignore records if they are
incomplete enough to be useless as per #73
updated test cases as we now filter out data submissions that provide
insufficient information to be useful
added a heka.incr call to track searches by API key to close #90
added incr counts to geolocate calls which have a valid api key
Merge pull request #108 from crankycoder/features/track_by_apikey_90

added a heka.incr call to track searches by API key to close #90
Merge pull request #116 from crankycoder/features/73-filter-unhelpful-incomplete-records

Features/73 filter unhelpful incomplete records
extend the unhelpful / out-of-bounds cell record checks, refs #73
Merge remote-tracking branch 'origin' into features/111-skip-40x-errors

Conflicts:
	ichnaea/service/geolocate/tests.py