Added levenshtein_ration to LevenshteinEntry model
Added South to requirements and Django settings
Added default values to fields.
Added function to calculate Levenshtein ratio.
Added South migrations for LevenshteinEntry.levenshtein_ratio
Levenshtein ratio is now calculated at in create
Assigned localisation against strings
Added PyCharm .idea folder to gitignore
Initialised the tx directory and submitted PO files.
Merge pull request #1 from lolletsoc/master

First iteration of 'Developer Getting Started'