Merge pull request #124 from netdna/2.3.2

updated to 2.3.2
Set icons to fixed size, avoids variable sizes causing misalignment.
Set icons to fixed size, avoids variable sizes causing misalignment.
Added md5 hash comparison script: security/md5.php
Added security pages
Merge branch 'security' of github.com:Verran42/bootstrap-cdn into security
Added security pages
Added security pages
Kept hash codes in security/md5.php, added reminder to md5notify.php to change email if matches default
Merge branch '2.3.2' of github.com:netdna/bootstrap-cdn into 2.3.2

Conflicts:
	inc/nav.inc
Made duplicate listings impossible