Update Virtual Router with the new single quote syntax

(cherry picked from commit a4a55e4dd76ed11f82c6804df9ac4d62618f0540)
feature #2470: Add column for zombie virtual machines

Patch from http://dev.opennebula.org/issues/2470

Changed so this new column is not displayed by default and the output
does not differ too much from 4.2.

(cherry picked from commit f1d8cfb197852cddcbef25b56b03e58eada35887)
bug #2426: handle sparse images in tm ssh mv (tar)

(cherry picked from commit 0c88cde992f834760096a90bef279c0db50824e7)
feature #2148: add documentation for --file in onevm disk/nic attach
feature #2464: retry file deletion in common tm files
bug #2478: ds_id must be an integer in the deploy action
Merge branch 'feature-2464'
feature #2472: Use IMAGE_UNAME and IMAGE instead of IMAGE_ID when selecting an image/network in Sunstone wizard
feature #2384: Add user feadback when VM is not scheduled due to ”Not enough capacity”
bug #2437: Apply order parameter to all the data tables
feature #538: Changes using the new split function.
bug #2462: force context iso link creation
bug #2480: Use default values for enforce and ds_id if nil
Merge branch 'master' of git.opennebula.org:one
bug #2308: Fix client browser cache issues in Sunstone when updating the server
bug #1264: Do not allow wrong number in GRAPHICS/PORT; i.e. floats, <0, strings...
feature #1770: Apparent size of qcow images reported by fs_size function
Feature #2479: Allow CONTEXT/DEV_PREFIX, and make 'hd' the default prefix for cdrom type disks
bug #2464: do tm delete retry in the host

Also does not fail when the file/path does not exist
Bug #2487: RM forces the system DS for stopped/undeployed VMs