Update unstable update site with a minor defect fix.
Update news with current state of unstable update site.
Ignore comments in XML, and add tests to verify
Merge pull request #196 from justinj/ignore_xml_comments

Ignore comments in XML, and add tests to verify
Fix issue referenced in #190.  Properties with spaces in them were
losing the first space.
Update unstable update site with a couple defect fixes.
Add 'change in tag' tests, include (failing) test for leading whitespace
Check if the caret is sitting in indentation, if so move to the right.
More tests for tag-text object when cursor is on indentation

Test with nested XML - before tags, before text in a multi-line element, before close tag

Test when cursor is on a space character.
Fix test code indentation, test tag text object on single space indent.
Add test to trigger StringOutOfBoundsException
Add test which faithfully reproduces exception caused by EvilCaret.
Move model offset 1 back to work around EvilCaret hack.
Remove @Ignore, comment test.