Merge pull request #101 from phuonghuynh/master

Refactor bubble chart
Merge commit '14a3513a6ffd69048e834eaa847bcc90db15f265'
Change the field "name" of term to a list of values for search
Refactor fontend to adapt new model
Merge branch 'master' of https://github.com/khoa-nd/TechLooper

Conflicts:
	src/main/resources/local/skill.json
Support default label