can show all data in the web page.
function of pagenation: step one, get current page and pages and  show
them on the web page
finish pagenation function
finish like and unlike and save function 

Change-Id: Id04aaf41361be5629bc89b577a57249000303b6e
fix the concurrent bug when severl people review the system at the same
time

Change-Id: I776bcaf64abef3ad8cba190a2d7172024da4d206