GeoTIFF: Save geotiff into study db.

src/Model/GeoTIFF/GeoTIFF.py

@@ -356,7 +356,7 @@ class GeoTIFF(SQLSubModel):
             self.name,
             self.description,
             self.file_name,
-            self.file_bytes,
+            self._file_bytes,
             self.coordinates['bottom'],
             self.coordinates['top'],
             self.coordinates['left'],

src/Model/River.py

@@ -656,6 +656,8 @@ class River(Graph):
         objs.append(self._D90AdisTS)
         objs.append(self._DIFAdisTS)
 
+        objs.append(self._geotiff)
+
         for solv_type in self.results:
             objs.append(self.results[solv_type])