Merge pull request #5 from bbertrand/master

Fix Data Item I030/220 encoding
Backport Ethereal 0.99.0
Merge pull request #6 from nabilbendafi/master

Backport Ethereal 0.99.0
New contributor
v 1.0.4
Optional source address in multicast definition implemented: format is "-i m:i:p[:s]\tMulticast IP address:Interface address:Port[:Source address]"
Modified: CAT001, CAT048, CAT062
Added: CAT010
Fix cat062 definition (v1.7 and v1.16)