Revert "Fix for Test VM life Cycle Test suite- Failed to get Cent OS template"

This reverts commit aa4fea231db714f369f0ec5203a9407c98152984.
make virtual router /latest/.htaccess file be static - no longer dynamically generate it, remove code that managed the file previously

Signed-off-by: Sebastien Goasguen <runseb@gmail.com>
Fixed CLOUDSTACK-6942: LXC: optimize template copy to primary

saving LXC template as tar to primary and extracting it only when
required.
This would improve the template copy time.

Reviewed By: Kishan Kavala
vGPU Service offering test automation after including review comments
CLOUDSTACK-7389: fix for the script bugs CLOUDSTACK-7389, CLOUDSTACK-7390 and few
other fixes.