Merge pull request #728 from assefay/master

Correct typo error in check_image
Run env linux script should use QGIS 2.0 not master
Code compliance and green dot for test keyword io.
Code compliance and green dot for test_converter.py
Code compliance and green dot for agggregator.
Refactored converter to ShakeGridConverter for better clarity of naming.
fix pep8 testing
fixing documentation build errors

Signed-off-by: Werner Macho <werner.macho@gmail.com>
Fix search path for test_polygon_hazard_raster_exposure_clipped_grids test - thanks Werner!
Annotate error message in test_io
Fix for tests failing due to missing CANVAS
Fixed pep8.
Green dot of realtime/make_map.
Change message saying that tests are running against qgis 1.x to 2.x
Updated minimum hash for insafe-data
Fixed pep8. The class actually needs to be refactored rather than just suppresed.
Merge branch 'master' of github.com:AIFDR/inasafe
Remove layers from canvas before they get deleted