CMFM: Fix shortcuts path initialization

Applying initial directory was overriding the shortcut paths.
Avoid double navigateTo call (initial dir and check intent).

Patchset 2: Rebased

Change-Id: I61519a89e2fc60044c7b08ac4f0596e8f9925893
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>