ISSUE: Resolves #547
PROJECT: #14

Adding a new row with a heading removes the column code

Test Files

post-and-page-builder-1.25.1-issue-547.zip

NOTES TO TESTER

Please leave comments regarding issues found in testing directly on the issue linked above, not the Pull Request. This helps ease the process of reviewing the testing of multiple PRs in a given project from the project view.

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Testing Instructions

1. Install the test zip files linked above.
2. Edit or create a post / page
3. Add some content if none already exists
4. Add a new empty row using the row popup controls.
5. Using the selector at the top left of the tinyMCE frame select a font format ( Heading 1, Heading 2, etc ).
6. Type something with the font.
7. Inspect the elements to ensure they have the correct structure ( Row > Column > H1 ):

<div class="row" style="padding-top: 0px;">
    <div class="col-lg-12 col-md-12 col-xs-12 col-sm-12">
        <h1>Heading 1</h1>
    </div>
</div>