Address some pylint issues (#1155)

* Address cyclic-import.

* Address redefined-builtin.

* Address redefined-argument-from-local.

* Address many redefined-outer-name.

* Address pointless-string-statement.

* No longer needed due to separate bugfix.

* Address useless-return.

* Address possibly-used-before-assignment.

* Add TODOs.

* Address super-init-not-called.

* Address function-redefined.

* Address unspecified-encoding.

* Clean up more imports.

plugins/module_utils/_api/utils/config.py

@@ -80,7 +80,7 @@ def load_general_config(config_path=None):
         return {}
 
     try:
-        with open(config_file) as f:
+        with open(config_file, "rt", encoding="utf-8") as f:
             return json.load(f)
     except (IOError, ValueError) as e:
         # In the case of a legacy `.dockercfg` file, we will not