Move application files under src directory. Update Readmes

- Remove callign asymmetric search script directly command.
  It doesn't work anymore on calling directly due to internal package
  import issues

src/utils/helpers.py

@@ -0,0 +1,9 @@
+import pathlib
+
+
+def is_none_or_empty(item):
+    return item == None or (hasattr(item, '__iter__') and len(item) == 0)
+
+
+def get_absolute_path(filepath):
+    return str(pathlib.Path(filepath).expanduser().absolute())