added test images for tab bar icons. added healthkit access request to dashboard view controller.
selecting a team member in the team view controller now instantiates a profile view controller with the members information and pushes it to the nav stack for display. pressing back returns to the team view controller.
Merge pull request #18 from whoisglover/TESTbranch

all good here
searching for a team after inputting 10 character share code now works. once team code has been verified, user can add themselves to the team and go back to the dashboard.
Merge pull request #20 from whoisglover/JoinTeam

Join team functionality is finished
fix merge conflicts, no real conflicts
fixing merge conflicts, storyboard
Merge branch 'createTeamWork' of https://github.com/whoisglover/FitTogether into createTeamWork