Add icon to backup button in tenant view.
Add icon to backup button in tenant view.

silvermind/bookyt,gaapt/bookyt,gaapt/bookyt,huerlisi/bookyt,xuewenfei/bookyt,wtag/bookyt,wtag/bookyt,xuewenfei/bookyt,silvermind/bookyt,hauledev/bookyt,silvermind/bookyt,gaapt/bookyt,huerlisi/bookyt,hauledev/bookyt,hauledev/bookyt,huerlisi/bookyt,hauledev/bookyt,wtag/bookyt,xuewenfei/bookyt,gaapt/bookyt,silvermind/bookyt