Fixes issues to restore the correct working directories for IOU and VPCS devices when loading a project.
Prevent multiple clients to use the same server (this is not supported yet).
Use Dynamips, IOU and VPCS identifiers to correctly load a topology.
Moving cloud image creation script to gns3-server project.
Adding GNS3-server code source info to default image name.

Fixing spacing, etc before pull request.
Adding readme.txt
IOU: rename startup-config to initial-config because it makes more sense.
Fixes inconsistencies with startup and private config paths when renaming an IOS router.
Check for sticky bit when checking for executable access.
Switching script creation method to use string.Template
Improving readability.
New feature: packet capture for IOS routers.
Moving cloud image creation script to gns3-server project.
Adding GNS3-server code source info to default image name.

Fixing spacing, etc before pull request.
Adding readme.txt
Switching script creation method to use string.Template
Improving readability.
Syntax cleanup
New feature: packet capture for the Ethernet hub and Ethernet, ATM and Frame relay switches.
Merge remote-tracking branch 'origin/gns-80-cloud-image' into dev

Conflicts:
	cloud-image/create_image.py
Merge branch 'master' into dev