pass guest_ip option from config to driver [GH-1121]
Merge pull request #1945 from znz/fix/master/forwarded_port-guest_ip

pass guest_ip option from config to driver [GH-1121]
Fix missing translation for non existent CWD [GH-1947]
Remove reference to PPK in keys readme
Register fedora host as CentOS too [GH-1394]
Change solaris shut down command to properly shut down [Gh-1506]
VAGRANT_DOTFILE_PATH [GH-1524]