webos_cmake_qt5: Add one bbclass to inherit cmake_qt5 as well as webos_cmake

* the comment is no longer valid, because webos_cmake now depends on
  cmake.bbclass to set separate B, but move them together and replace
  the inherits in recipes

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
lxc: Drop imported recipes from meta-virtualization

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
bblayers.conf: Split meta-webos-ports layer to meta-luneos and meta-luneui

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>