show history debits in red
updated indent spacing
added new sahara theme
make qr codes scalable and centered
adjust invoice screen for scaling
remove commented code
Merge pull request #79 from bkkcoins/red-debits

Red debits
Merge pull request #80 from bkkcoins/sahara

Added new Sahara theme
Merge pull request #78 from pontius/master

Use blockchain.info instead of intersango.com for exchange rates
Merge pull request #81 from bkkcoins/qr-scalable-centered

Make QR codes scalable and centered
catch exception raised if url is not reachable
display the ui settings first, as they are the most likely to be accessed