Use domClass.toggle(), not .add(), so that dijitTreeIsRoot is removed on DnD.
Fixes #17978.
Updating metadata for 1.10.0-beta1
Updating source version to 1.10.0-pre
Make the "Round Trip" of user input in TextBox classes more robust

Added a check to ensure that formatted values set into a TextBox by set('value', x);
are synonyms to the value specified, using the parse()/filter() methods.

This check skipped for cases where the for formatting of a value may have
been done asynchronously.

fixes #17955
Factor some repeated lines of code into a helper function, per Bill's feedback. Also added support for the places property in the constraints object
Merge branch 't17955' of github.com:tkent/dijit into t17955