Changes in vimconn_vmware.py :

1. Addressed code Review comment for Bug 118 -VMWARE Connector: Alter datacenter name to not match with OSM identifier
2. Applied cpu, memory and disk to VM as specified in flavor
3. Added wait time along with byte transferred check while uploading media files to vCloud Director

Signed-off-by: bhangare <sbhangare@vmware.com>