feature #2097: Replace VMware network management from vSphere CLI in front-end to ESX cmds

(cherry picked from commit 39b2fe6e2be1eb6ed5f90fc7b36d2ba96a065625)
feature #2097: change vlan always in the port group

(cherry picked from commit 0b72e80ca21a60827f1c09e4a3f245ea81839607)
feature #2097: Fine tune new VMware net drivers

(cherry picked from commit 9b959b8af3c282de98f43e624fee606aea721551)
feature #2097: Fix hardcoded value

(cherry picked from commit 7da46dc169658b561ef3bf5ceba1210032b1ce46)
feature #2097: Minor modifications to VMware driver

(cherry picked from commit 83337eb15b4ca64f7436c166b868d0d8619eeef9)
bug #2147: Fix INITRD attribute name by Tim Moss
Feature #1977: First polling prototype (just for one VM)
feature #1977: Get rid of debug infowq
feature #1977: Add VI Client class (wrapper for rbvmomi)
feature #1977: Minor cosmetics
feature #1977: Add poll_all_vms functinality
feature #1977: Get poll remote to use the new vi_driver
feature #1977: Add host monitoring
feature #1977: Deal with ruby 1.8.7
feature #1977: Add rbvmomi gem to the distribution
feature #1977: Better use of the inside rbvmomi gem
feature #1977: Remove unneeded gem files
feature #1977: place vim.rb in the right place
feature #1977: Right poll function name
feature #1977: Fix for wrong monitoring in the first cycle