Bugfix to “hardreset” function.

Eliminate error that happens if the aiStarter isn’t running and the
“reset” connection menu item is selected.

Change-Id: I198a4e0d301105411cf86db3ade07439886a7915
limits the name of files in Media Box to 20 chars to avoid messing up the layout

Change-Id: Iec66aced2d9455a791481ed134a080553901cad5