MER: Add packaging.
MER: cmake unscrew

Change-Id: I92d57630933dacaed1e60805105adc0aae5aa2a2
MER: HACK: Don't use QWaylandInputContext

We want to use Maliit.

Change-Id: I10d50229a131feeb3c10d061aac5d805bb936849
Error out if dependencies aren't met.

Also mention the right version of Wayland we require.

Change-Id: Ie9ad14b8d8230cfd3b2772511b853d71f2eed977