Bumping version number to bring it inline with actual version number.
Removed constructor that wasn't being used.

The same constructor was also creating deprecation notices.
Updating readme for 1.3.2.
Loosening up the $tagdata check when replacing the tag.
Bumping version in config and changelogging.

Fixes #6
Fixing a bug where a warning would appear when using better workflow.
Category lists can be set up to show parent categories only

 refs wesbaker/category_select.ee2_addon#11
fixing whitespaces...
Cleaning up pull request before merging.

- Putting whitespace back (don’t change someone else’s code like that)
- Refactoring _build_multi_radios to remove code duplication
- Adding language key
Fixed a bug with a datatype mismatch when outputting the tag.

Fixes #10
Adding matrix cell validation