Merge pull request #1 from yuliang29/master

Add friend list function(get list & add friend)
Merge pull request #1 from ProjectKibo/0.1-BETA

Merge pull request #1 from yuliang29/master
Merge pull request #2 from yuliang29/master

Add friend list functions
Merge branch 'master' of github.com:yuliang29/kibo
Merge branch 'develop'
Merge branch 'develop'
Merge pull request #3 from yuliang29/master

Finish friend request related functions
event first 2
merge Kibo-beta0.1 branch into develop
clean up