Description of problem:
When programlisting has syntax highlighting applied and extra line is added to the top and the bottom. This looks odd in small code samples.

Version-Release number of selected component (if applicable):
1.2

How reproducible:
Always.

Steps to Reproduce:
1. write a programlisting
2. set language attribute
3. compile
  
Actual results:
Highlighted code block, with added top and bottom white space.

Expected results:
Highlighted code block, with white space that matches source.

Additional info:
This is due to an extra block level being added during the highlight process.