Changes Slated for the Next Version

This is a running list of changes for the changelog of the next version.

Upon the next release, the items below will be copied to the release notes.

For each change, please indicate the issue number (if any), and how the change should affect the version level (e.g. patch/minor/major).

(For Semantic Versioning number rules, see http://semver.org)

Don't forget to note the contributor's name or git handle!

Changes since the last version:

(major/minor/patch) desc of fixed issue (contributor)
(minor) issue #101 - better exception for when group doesn't use proper delimiter (gbirchmeier)
(minor) issue #28 - rename interfaces to start with "I" (gbirchmeier)
(patch) issue #128 - simplify/improve TradeClient example app (gbirchmeier)
(minor) issue #135 - fix DateOnly/TimeOnly field support (formator)
(patch) issue #134 - if DD field/group/component is missing "required" attribute, treat it as "required=N" (gbirchmeier)