Tests: naive implementation of changeSize in FakeWindowBase

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>
OverlaysManager: scale up the overlay so that it take the whole width

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>
WindowManager: improve focus management

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>
Merge pull request #40 from webOS-ports/tofe/work

Tofe/work