test for issue #1
restructured tests
If there is no compileRule for len then use 0.

Fix for issue #1
Fixing tests as well as take care of undefined templates.
Add support for nfType 201.

Makes a simple vyos packet parsable.
Since type > 127 are in ipfix and 128+129 already were in there
I added 201 which vyos sends as well.
Fixes #2.
Merge pull request #3 from kmpm/vyos

Parse a VyOS package.