Syncrhonize wiggle_to_simple.xml tool test cases, fix newlines.

As pointed by Peter (http://dev.list.galaxyproject.org/Bug-Two-copies-of-wiggle-to-simple-xml-tt4662486.html).

There are still two copies.
Backed out changeset 9532e80796ec
Syncrhonize wiggle_to_simple.xml tool test cases, fix newlines.

As pointed by Peter (http://dev.list.galaxyproject.org/Bug-Two-copies-of-wiggle-to-simple-xml-tt4662486.html).

There are still two copies.