Majed DH

Adding new rows while using filters doesn't filter new rows.

2

When `appendRows` is used while there is already column filters enabled, the newly added columns are added as-is, they're not filtered. I think the list must be both filtered and...

[Discussion] Performance when using the grid with large data

3

In my example I used the grid with 150k rows x 15 columns= ~2.2 million cells. I think that's both memory and CPU intensive, the app froze for ~6-12 seconds...

support sticky footers for columns

3

This should close #289

Row Grouping Support

2

Hi, Is there any plan to add multi level row grouping by columns support to the Grid? Some thing like this:  I don't know, how hard it is to...

I found here at [ConverterExtra.php#L293](https://github.com/Elephant418/Markdownify/blob/a4511adecb6fbebe37614e82f06f50eb9d02bc28/src/ConverterExtra.php#L293) that when there is no `th` tag, the align array is empty and therefore the line always comes out as a single column with zero-length...