mod - argparse handles command line args.

Change-Id: Ia637c73f2d610c8a1e215fdcef8fd74165e52007
mod - refactor into git-deploy script & container for functionality.

Change-Id: I4487825e5999585065869d28ca1f3fb94b2a06ff
add - licensing ref.

Change-Id: I70d911e0309a14cf8682d9569c1dbbeadb34c6ca
fix - import.

Change-Id: I41d4fa16ac388f37ba1e5db5f4173ee88aad4e58
add - updates reflecting latest commits.

Change-Id: Ib0f39177439cba54a678e853d62005c5e16675a0
add - more updates + section for deploy hooks.

Change-Id: I3124791459278ae7bdcb73a72ab369b719c4a478