Only supports spacing for header #75
Description
I found an issues that has already been closed
table src
| foo | bar |
|------|------|
| test content | test content |
| test content | test content |
Expanding behavior
| foo | bar |
|--------------|--------------|
| test content | test content |
| test content | test content |
Expected results
| foo | bar |
| ------------ | ------------ |
| test content | test content |
| test content | test content |