Modified stack script to support FlowVisor-integrated Ryu
Merge remote-tracking branch 'origin/s-folsom' into silver
Modified stack script to support Ryu DB
Updated gen-local script to avoid accidental overwrites of local.sh and localrc
Updated ryu_port_reg script to support latest PXE and MGMT network changes
Added new port bonding script and register PXE and Data cluster ports
Moved Ryu DB table creation out of stack.sh and into Ryu code
Make new FlowVisor config file on each run of stack.sh
Merge remote-tracking branch 'savi/silver' into silver

Conflicts:
	stack.sh
Updated FV-related scripts in stack.sh to point FV to default controller
Updated port_reg.sh script and saved in samples/tr-edge-1 folder
Updated port_bond.sh script and saved in samples/tr-edge-1
Updated local.sh regarding location of images, calling port_bond.sh, and assigning integer flavour IDs
Mitigated Keystone error message issue during bootup
Updated gen-local.sh script and localrc's for users to specify Ryu and FV ports
Merge remote-tracking branch 'savi/silver' into silver

Conflicts:
	samples/tr-edge-1/local.sh
Merge pull request #9 from t-lin/silver

Silver