Merge pull request #11 from au-research/develop

Release 12.2
Merge pull request #13 from au-research/doi_update

changes to how the xml version is obtained to pass to the validate funct...
Merge pull request #14 from au-research/develop

Release 13
hot fix for parse_str breaking xml strings that have &amp; in them
Merge pull request #16 from au-research/parse_str_hotfix

hot fix for parse_str breaking xml strings that have &amp; in them
reverting url encodeing bugfix
updated test suite to have urlencoded xml
Merge pull request #17 from au-research/master

Merging post R13 hotfixes