Closes #130 Making USO data requests private
<em:minVersion>23.0</em:minVersion> @css DNW on < Fx 23
no need to try catch importing of resource://gre/modules/PrivateBrowsingUtils.jsm now
Removing all of the nsIPrivateBrowsingChannel checking
Removing old alert bug workaround which does not appear to be an issue any longer
Closes #133 @grant is now optional
Closes #122 Lising the APIs a userscript uses in the install window
minor: '@Grant Sniffing' -> '@grant sniffing' to be consistent