enable import of multiple toml files at once via cli

corrlib/toml.py

@@ -45,6 +45,11 @@ def check_measurement_data(measurements: dict, code: str) -> None:
     return
 
 
+def import_tomls(path: str, files: str, copy_files: bool=True) -> None:
+    for file in files:
+        import_toml(path, file, copy_files)
+
+
 def import_toml(path: str, file: str, copy_file: bool=True) -> None:
     """
     Import a project decribed by a .toml file.