Rename installer to freenas-install, and update to
freenas-update.  Change install.sh to use the right one.
Change the pkg-plist and makefiles and create_iso.sh to
track this.

Start removing the search list.  Change the options to
freenas-install, create_manifest appropriately.  Change
install.sh and create_iso.sh to match this.

Start changing some of the prints to stderr to logging.
Also some minor cleanup.
Merge branch 'sef-remove-search' into 93M2-DEMO