power: Add sound notification on power plug/unplug

https://bugzilla.gnome.org/show_bug.cgi?id=730202
common: Map Dell touchscreen to the correct output

Map the "3M 3M MicroTouch USB controller" touchscreen to the Dell S2340T
output.

https://bugzilla.gnome.org/show_bug.cgi?id=730247
wacom: Print the configured display along in debug tool

https://bugzilla.gnome.org/show_bug.cgi?id=730246
all: Name all the timeouts and idles