Sc tls fix

I create a PR to open a discussion channel on this fix. 
Ok, I understand now 
> java.lang.NoSuchMethodException: setEnabledCompressionMethods [class [Ljava.lang.String;]

That is weird because according to this discussion https://github.com/candrews/HttpResponseCache/issues/18 it affects only android < 2.2 :/