Adjust body padding top

Change-Id: Ib9780a2e329c185f973c1a2ec1f83dbb75c3b51e
Add button to manually refresh graph

Change-Id: Iac232fd4ecd9b8bccac65c57c8b7025e7cf0215b
Remove redundant graph.isLoading member

Change-Id: Iaa522b5a468d9597cc46262fc4e712ed598881de