feature #2401: Set RUBYLIB environment with vendorized libs

(cherry picked from commit 41726e876a8d181198d00525f7e856b7bf7f33ba)
feature 2399: Do not clone cdrom images

(cherry picked from commit 97c0376e6256b9a0770aaf59a946009646817566)
Bug #2388: Fix typo in EC2 VMM driver

(cherry picked from commit 7ad1fa7eedd0f133606412896e3883f4b362663b)
Added migrator from 3.8.5

(cherry picked from commit 1a57cbd5b7ffd35c10e664202357a8522b7d1764)
bug #2400: Fix expiration time for mencache.

When the expiration time specified is 30 days or more in seconds, Memcache treats the expiration as an absolute date by converting the amount of seconds specified to a Unix epoch date. Be careful, because specifying 40 days in seconds will set the expiration to a time in 1970, which will yield unknown results.(cherry picked from commit 20831c763400221567d3119131c2311497c71808)
Fix install.sh

(cherry picked from commit c7d077fcea418a593bb2b99426a2bd00cd1b79c9)
bug #2407: Fix Image upload to Sunstone running under Apache
(cherry picked from commit f8e2e65b0170268e9c72d52c4fe9f0e13fa05acd)