Merge pull request #9 from auth0/master

support specifying reference node to insert signature after
set version
If the id attribute was "ID" instead of "Id", it wouldn't be properly located.  This change doesn't prematurely exit from the search.
enveloped-signature canonicalization should return a node and not a string
Merge pull request #11 from dbitting/master

Don't premature end search for id attribute
increase version
fix versions
Sigh.  I'm still figuring out this whole "git" thing.  :)  I mean to push this change.
Merge pull request #12 from dbitting/master

Oops.  *This* change avoids exiting check for ID prematurely
version
delete files
fix: hash breaks if content has utf8 chars