Adds support for subnet /31 (255.255.255.254). IP addresses can be added with network address and broadcast address. Subnet display fixes (fixes #1103).
Fix merge issue that removed all staff from developer branch :-).
Undo my stupid mistake (I have pushed issue-957 to master instead of develop). Do I have copied files from GitHub master and push them back..
Merge from SVN branch 1.2.
Release 1.1.12
Release 1.1.0
Release 1.0.12
Release 1.0.0