[FEATURE] Inasafe wizard: Keywords creation part (#703 RFC Implement wizards to simplify complex tasks)
[#703 Wizard] Dynamic keywords, mapping for categorical units, more source_* keywords
[#703 Wizard] Fix mapping for categorical units
[#703 Wizard] Code cleanups
[#703 Wizard] Code cleanups
[#703 Wizard] Update test
[#703 Wizard] Small fix
[#703 Wizard] Refactor to the metadata format (see also #866)
[#703 Wizard] Small fix
[#703 Wizard] small API update
Merge branch 'develop' into wizard_v1_keywords_only

Conflicts:
	safe_qgis/ui/resources_rc.py
Merge branch 'develop' into wizard_v1_keywords_only
Merge branch 'develop' into wizard_v1_keywords_only
Merge branch 'develop' into wizard_v1_keywords_only

Conflicts:
	safe_qgis/inasafe.pro
	safe_qgis/plugin.py
	safe_qgis/resources/resources.qrc
[#703 Wizard] switch to the ImpactFunctionManager
[#703 Wizard] Remove old duplicated resources