change home
Mdderge branch 'master' of github.com:liaojia/LinkedInApp4iPhone
add home request
add home requesterge branch 'master' of github.com:liaojia/LinkedInApp4iPhone
add activity detail
add acitvity detailMerge branch 'master' of github.com:liaojia/LinkedInApp4iPhone

Conflicts:
	.DS_Store
	LinkedInApp4iPhone/ViewControllers/Home/HomeViewController.m