Implemented and tested function for getting degree delta values.
Ignore log file.
Implemented functionality for saving huddle location data in document, as it supports searching nearby points (within distance X).
Added search stub to testbed.
Log responses to post requests.
Added newline at end of file.
Don't concatenate timestamp string, as it is done in save function.
getHuddleInfo return more properties (list).
getSuggested huddles now uses range filtering.
Updated tests to fit to updated getHuddleInfo and getSuggestedHuddles.