fix security-group config in topology
individual project setup procedure moved to new file from sdn_topo_setup.py
new file to carry out compute node specific tasks
provide alternate way to call verify on setup which allows to retry without aborting as needed by calling script
add mirror service instance config to topology - contributed by Alok
add verify check in service instance creation function, fix project name in allocNassocFIP
specify username, password explicitly
reorganize topology based setup, move project specific setup to separate file, sdn_topo_setup.py to call project setup based on data in topology; all tests updated to call setup as per the change
Merge pull request #374 from vedujoshi/R1.06

Fix merge issues from earlier commit
Merge pull request #375 from vedujoshi/R1.06

Use the new function name, thanks Musu
Merge pull request #373 from smusuvat/R1.06

R1.06
add missing commit in R1.06
Remove monkeypatch to avoid rare occurance of paramiko ssh sessions getting hung