Merge pull request #632 from cduclos/master

Enabling IPAddress again
Merge pull request #633 from cduclos/master

MinGW fixes for ip_address
Merge pull request #634 from cduclos/master

MinGW fixes for ip_address
Merge pull request #635 from cduclos/master

Endianness problems
Fixing wrong path on acl test

getfacl is installed in /usr/bin not in /bin.