Send "switchScope" notification whenever new controller loaded
Merge commit '1b8e4fb32a1aca7b1f70e3fc7df7674a9aa63f56'
Refactor code, move the last number of days for skill search service to configuration properties file
Separate count skill by current and previous period to another service
Make utils support observer object
Merge commit 'b4ff2d3ea8bf7bd13d20325606c2d553895409c2'
Merge branch 'master' of https://github.com/phuonghuynh/TechLooper