Added luminosity function back

Changed Color Menu to add back luminosity checker, also added fix to
script for handling iframes
Updated cca2.ws

Updated cca2.ws to work around iframes and added error message to
translation.ini accordingly
Fixed math bug in cca2, which is the luminosity test

Fixed math bug in cca2, which is the luminosity test, changed the ISS
file to use the 32 bit as the default
Merge pull request #48 from menovak/master

Luminosity; ISS