Added filesystem parsing

Adding the filesys module which will parse filesystem info like fs type, size, usage, mount point, etc...

Signed-off-by: Jake Hunsaker <jhunsake@redhat.com>
Consistency round up and handling no crashkernel reservation

Found a number of inconsistencies in color of output sections.

Also, fixing a bug where we would die if system did not have a crashkernel reservation

Signed-off-by: Jake Hunsaker <jhunsake@redhat.com>