Added missing KHttpMessageInterface methods.
Added missing KHttpMessageInterface methods.

timble/kodekit-platform,timble/kodekit-platform,nooku/nooku-platform,nooku/nooku-platform,nooku/nooku-platform,nooku/nooku-platform,nooku/nooku-platform,timble/kodekit-platform,timble/kodekit-platform,timble/kodekit-platform