Support for pandoc grid tables

[mangecoeur]

It seems like pandoc grid tables don't get identified correctly. PHP Markdown Extra tables/pipe tables work fine but the grid table divders don't get the right scope.

+---------------+---------------+--------------------+
| Fruit         | Price         | Advantages         |
+===============+===============+====================+
| Bananas       | $1.34         | - built-in wrapper |
|               |               | - bright color     |
+---------------+---------------+--------------------+
| Oranges       | $2.10         | - cures scurvy     |
|               |               | - tasty            |
+---------------+---------------+--------------------+

[leipert]

Sorry for never responding. I am unable to maintain this project (see also #31)