Since Django 1.5 CommandError is raised further instead of changing it
to SystemExist as was the case before.

Currently translated at 70.4% (550 of 781)

Using assertContains fails on Django 1.5 as it tries to convert response
into unicode string, what obviously fails with PNG data. Now PNG
responses can be checked with assertPNG, which tries to load the image
using Cairo.

Currently translated at 93.8% (15 of 16)

Currently translated at 70.0% (547 of 781)

Currently translated at 20.9% (163 of 781)

Currently translated at 100.0% (781 of 781)

Currently translated at 99.9% (780 of 781)

Currently translated at 100.0% (781 of 781)

Currently translated at 100.0% (781 of 781)

Currently translated at 100.0% (781 of 781)

Currently translated at 99.9% (781 of 782)

Currently translated at 53.1% (414 of 780)

Currently translated at 12.4% (97 of 780)

Currently translated at 11.3% (88 of 780)

Currently translated at 96.3% (751 of 780)

Currently translated at 51.7% (403 of 780)

Added requirements file and updated instalation docs. Fixes #216