Don't crash if we fail to load a view

Fixes #1709
Deal with -Wtautological-constant-out-of-range-compare

Happens on OS X 10.9

Fixes #1710 (hopefully)
Remove the "About Showtime" from home when in list mode.

There is nothing to show there anymore

Fixes #1646
smb: Fix problem when reading after end-of-file over CIFS/SMB shares

This resulted in various hangs and OOM crashes when reading files
over CIFS/SMB

Fixes #1695