Added Ghana parser; updated ignore patterns
Added Ghana parser; updated ignore patterns

mysociety/pombola,geoffkilpin/pombola,geoffkilpin/pombola,mysociety/pombola,mysociety/pombola,geoffkilpin/pombola,mysociety/pombola,geoffkilpin/pombola,mysociety/pombola,mysociety/pombola,geoffkilpin/pombola,geoffkilpin/pombola