Develop labeling module (#25)

* refactor: remove db table management from LS adapter (mv to scripts later); change adapter to use the same MySQL DB as other modules.

* refactor: Rename LS Adapter module to datamate-python

runtime/datamate-python/app/models/collection/__init__.py

@@ -0,0 +1,13 @@
+# app/models/collection/__init__.py
+
+from .task_execution import TaskExecution
+from .collection_task import CollectionTask
+from .task_log import TaskLog
+from .datax_template import DataxTemplate
+
+__all__ = [
+    "TaskExecution",
+    "CollectionTask",
+    "TaskLog",
+    "DataxTemplate"
+]