- updated sql, fixed announcement and recently added bug
Merge remote-tracking branch 'origin/master'
- fixed buttons for editing books
- fixed buttons for editing books
- new button view
Merge remote-tracking branch 'origin/master'

Conflicts:
	application/views/admin_ihome_view.php
Merge pull request #192 from BuracayBeach/Team_5_Version_2.0

Updated unsetting $_SESSION and something about adminlogin
Merge pull request #193 from BuracayBeach/team1/dev

Team1/dev