Connector terminal format in the svg file

I've opened up a lot of parts, and there is no standardisation with those contacts. They can be square, rect, whatever.

I posted a few bugs on Ink, and learnt a few things. If you are interested they are here.
http://www.inkscapeforum.com/viewforum.php?f=29&sid=c62a964bdb5f2d833da31f92a2c845fb