Added getUserScore | db update code for scores
Added function for getting diffs from prev score
Updates DB when score is updated
Modification on messages/Gets score with registeration
Made positive upgrades yellow
small patch
Made positive upgrades yellow
Merge branch 'master' of https://github.com/linkoffate/JubeatCrawler
Merge pull request #10 from linkoffate/master

현재 최고점과의 차이를 보여주는 기능을 추가함