feature #3203: add --show-ar option to onevnet show
feature #3201: onevnet addar accepts a template file
bug #3185: install gem aws-sdk version 1.33
Merge branch 'feature-3203'
Feature #3187: Do not clear VM snapshot list
Update js libraries
bug #3252: Missing nic default_model input in VM template wizard
bug #3240: Host create dialog is not closed after submit
Bug #3168: process attributes in update --append
Bug #3168: Rollback in Datastore::post_update_template
Feature #3158: Force CONTEXT to be the last CDROM
bug #3148: capture errors from attach disk in vmware vmm
bug #3185: make nokogiri the first gem installed
bug #3254: error handling in onetemplate instantiate
Remove ruby 1.9 dependency in support routes
Bug #3177: Fix oneflow-template tab to allow vnet names with spaces
Bug #3177: Fix regex error for flow template instantiate
Bug #3241: Fix selector in setupResourceTableSelect
bug #3168: Do not update template in datastore post-update rollback
Bug #3228: Add a note in oned.conf about hooks in a federation