Uncomment test
Simplify `empty_row_spacings`
Avoid em detection ambiguities
Replace strdup and strndup
Replace ITEX constants with MTEX
Free the parsed string (if necessary)
Revert "Free the parsed string (if necessary)"

This reverts commit c2027237c0d63fca1678f5f56e0c3034d11f5b6f.
Merge pull request #11 from gjtorikian/erase-memory-leaks

Erase memory leaks