fix: remove upgrade feature (now in formatter project) + better support of not_for_commandline feature

src/rougail/cli/__main__.py

@@ -23,7 +23,6 @@ from pathlib import Path
 
 from rougail import Rougail
 from rougail.config import get_rougail_config
-from rougail.update import RougailUpgrade
 from rougail.utils import load_modules
 try:
     from rougail.user_data_environment import RougailUserDataEnvironment
@@ -39,8 +38,8 @@ def _main():
         backward_compatibility=False, add_extra_options=False
     )
     cmd_config = rougailconfig.config
+    cmd_config.property.setdefault(frozenset("not_for_commandline"), 'read_write', 'append')
     cmd_config.property.read_write()
-    cmd_config.property.add("not_for_commandline")
     if RougailUserDataEnvironment:
         fake_rougail_config = {'step.user_data': 'environment',
                                'environment.default_environment_name': 'ROUGAILCLI',
@@ -54,9 +53,6 @@ def _main():
     parser.parse_args()
     cmd_config.property.remove("not_for_commandline")
     cmd_config.property.read_only()
-    if rougailconfig["upgrade"]:
-        RougailUpgrade(rougailconfig=rougailconfig).run()
-        return
     try:
         user_data_names = rougailconfig["step.user_data"]
     except PropertiesOptionError: