Do not allow edition of intervention whose topology is None (ref #818)
Clean compiled files in develop eggs too
Clean-up blanks at line ends
Switch path and topologies geometries to 2D (ref #688)
Migrate tools to 2D geometries (ref #688)
Fix tests after migration to 2D (ref #688)
Move geom_3d definition to AltimetryMixin (ref #688)
Merge migrations and add geom_3d intervention (ref #688)
Use geom_3d instead DEM in order to build altimetric profile (ref #688)
Remove dead code (ref #688)
Merge pull request #828 from makinacorpus/switch_to_geom_2d

Switch to path and topologies geometries to 2D
Expand settings values in SQL (ref #776)
Fix only deleted topology can have geom = NULL (fixes #818)

Conflicts:

	CHANGES
	geotrek/core/tests/topology.py
Geom is now 2D (ref #818)
Merge pull request #830 from makinacorpus/force_topo_geom_not_null

Force topology geom not null if not deleted
Merge pull request #829 from makinacorpus/expand_settings_values_in_sql

Expand settings values in SQL (ref #776)
Update changelog
Merge branch 'master' into develop

Conflicts:
	geotrek/common/utils/__init__.py
	geotrek/core/models.py
	geotrek/core/sql/10_evenements.sql
	geotrek/core/tests/test_elevation.py
	geotrek/core/tests/topology.py