including iptables config with qtaguid replacing owner

Change-Id: Iec78d8e0f96de2f8d5328ea21ce771ab8f2f6a30
Updated build scripts for sshd and Email

Updated build scripts for product.
Added sshd, scp, and sftp to VM modules.
Added custom sshd_config to VM.
Updated build script to read SVMP_AUTHORIZED_KEYS and copy file accordingly.
Added stock Email package to VM modules.
Ssh is now supported with public key authentication.
authorized_keys is copied at build time, see "build-svmp.sh" for instructions.
Disable building busybox. It's no longer needed.

Change-Id: I481abba246904a5ce4f3b834cf173044bc97fbfc
Update version number to 1.2