feat(windows): update regression test suite for .kmn

**Issue by [mcdurdin](https://github.com/mcdurdin)**
_Tuesday Jun 13, 2017 at 03:52 GMT_
_Originally opened as https://github.com/sillsdev/keyman/issues/54_

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The regression test suite for .kmn files misses some of the new functionality of Keyman Engine for Windows. It should be updated to include current functionality, and the tests should be run in CI.