compositor: remove access to not existing attribute of a window

Signed-off-by: Simon Busch <morphis@gravedo.de>
main: don't set evdevtouch as input plugin

Input support is automatically determined and doesn't need to be set manually.

Signed-off-by: Simon Busch <morphis@gravedo.de>
Merge pull request #12 from webOS-ports/morphis/fixes

Minor fixes