Landing ubuntu touch common components to saucy for Ubuntu

Continue work to land ubuntu touch components to saucy

Discussing PS-related product processes for Ubuntu

New PS-to-distro process to land their code on a daily basis on ubuntu.

Keybindings Health Check for Ubuntu

Rationale: We had tried to get some shortcut changes during the Precise cycle. Some successfully, some were not (like changing the "change worspace " keybindings). We checked again the shortcuts at UDS time, and can do some small tweaking exposing eventually new shortcuts, but at least, moving to gsettings for the ...