fix Makefile after Python deps update

Makefile

@@ -16,12 +16,12 @@ clean-install:
 install-db:
 	psql -U postgres -f fittrackee_api/db/create.sql
 	$(FLASK) db upgrade --directory $(MIGRATIONS)
-	$(FLASK) init_data
+	$(FLASK) initdata
 
 init-db:
-	$(FLASK) drop_db
+	$(FLASK) drop-db
 	$(FLASK) db upgrade --directory $(MIGRATIONS)
-	$(FLASK) init_data
+	$(FLASK) initdata
 
 install: install-client install-python
 

fittrackee_api/server.py

@@ -19,7 +19,7 @@ def drop_db():
 
 
 @app.cli.command()
-def init_data():
+def initdata():
     """Init the database."""
     admin = User(
         username='admin',