Fix bootstrap.sh for FreeBSD 9.2
Move _SALT_ETC_DIR into config_freebsd_salt

Without this a config-only install would fail because it used the wrong etc dir on FreeBSD.
Merge pull request #268 from millerdev/develop

Fix bootstrap.sh for FreeBSD 9.2
Minimal Ubuntu installations might not have upstart installed. Fixes #226.
Version 1.5.10 is current development version.
Update changes log.
Current develop version of Salt shell's out to yum
Update changes log.