add backend smartos
add smartos
add smartos
pkgin list command
package and versions for smartos pkgin
use regexp by line insterd of fix spaces.
add a smartos to backend.

- The SmartOS(branch of opensolaris) is Provided by Joyent.
Merge remote-tracking branch 'upstream/master' into branch_smartos

Conflicts:
	lib/serverspec/commands/solaris.rb
use regexp instead of fixed spaces
Merge remote-tracking branch 'pr/175/head'
Bump up version