Add get total needs for impact layer.
Fix merge conflict.
Add total needs to impact layer's keywords.
Better unit tests.
Snap to pixel edge #1083
Add point for building in flood_osm_building_impact.py
Fix for #993
Point for building volcano impact function.
Merge remote-tracking branch 'upstream/develop' into develop
#1183 propagate interpolation mode
Merge remote-tracking branch 'upstream/develop' into develop
align result raster to exposure or harzard #344 #710
Merge remote-tracking branch 'upstream/develop' into develop
align result raster to exposure or harzard #344 #710 #344
Updated rounding
Updated the volcano evecuation IF
Merge branch 'develop' of github.com:AIFDR/inasafe into inasafe-1239-population-rounding

Conflicts:
	safe/impact_functions/inundation/flood_population_evacuation_raster_hazard.py
Update after merge also changed 'to' to 'up to'
Coding Standard on test_impact_calculator.py
Coding Standard on impact_calculator.py