Updated streets.txt
Reorganized project to have desktopdemo.py launcher
Added "offerlinksprovider.py" to easily obtain links to gumtree offers
Added "urlfetcher.py" to easily fetch utf-8 html
Refactored desktopdemo.py
Refactored gumtreequerrybuilder.py
Updated querryoffersource.py so it now provides geocoded offers and processes webpages in a limited thread pool so no 'cant run new thread' probem on server anymore
Project dir restructured