about: finish about dialog screen

Add Quarx paypal link and format text a little bit.

Signed-off-by: Blechd0se <alex.christ@hotmail.de>
cpu: make operation threaded (2/2)

Also cleanup some things and slightly speed
this operation up.

Signed-off-by: Blechd0se <alex.christ@hotmail.de>
overview: fix screen won't update

After one switch the thread would stop
and the UI won't update anymore.

Signed-off-by: Blechd0se <alex.christ@hotmail.de>
memory: fix trim option

Fix the UI won't update and trim operation would
be terminated to early. Also set the progress
to 100 to let the user know the operation is finished.

Signed-off-by: Blechd0se <alex.christ@hotmail.de>
Version 0.9.3

Signed-off-by: Blechd0se <alex.christ@hotmail.de>