Added calculation of a comment's score in relation to parent comment.
Implemented and tested sorting child comments by distance from parent.
Implemented and tested sorting child comments by high/low score.
Refactored Comment.getDistanceFrom() to take a GeoLocation rather than
another Comment. Likewise refactored Comment.getTimeFrom() to take a Date.
Renamed Comment.getScore() to Comment.getScoreFromParent() to reflect that
the score in relation to the parent comment rather than user. Minor sorting
tag changes.
Implemented sorting threads according to date. Tested.
Some work on replying to top comment
Merge branch 'master' of https://github.com/CMPUT301W14T08/GeoChan
Temporarily disable location for testing on emulator
Temporarily disable location for testing on emulator
type fix
Work on reply to thread
cleanup
Layout update for reply
Added a check for null location, display Alert Dialog if location is null
added the Location to all comment/thread elements of the UI
Added error dialog function
Added error handling for no location
Added error handling for no location
missed some location strings
slight cleanup