Squashed commit of the following:

commit 97ad988c6489c000e428a08123d690ab98bd9c2d
Author: Dante <javanoob@hotmail.com>
Date:   Mon Mar 3 09:39:52 2014 +0800

    Update bootstrap to v3.1.1

commit 9645fcae47228562939f7fa285b5d7c46b65551d
Author: Dante <javanoob@hotmail.com>
Date:   Mon Mar 3 09:13:20 2014 +0800

    #19 Change label of Close button from special character to html entities