Table cell children should be blocks

[zbeyens]

Given

• cell children are texts

        <editor>
          <htable>
            <htr>
              <htd>
                <htext>a</htext>
                <htext bold>b</htext>
                <htext italic>c</htext>
              </htd>
            </htr>
          </htable>
        </editor>

When

• normalize

Then

• should wrap the cell children in a p

        <editor>
          <htable>
            <htr>
              <htd>
                <hp>
                  <htext>a</htext>
                  <htext bold>b</htext>
                  <htext italic>c</htext>
                </hp>
              </htd>
            </htr>
          </htable>
        </editor>