Ensure consistent program naming

(`python -m freqtrade --version`)

freqtrade/commands/arguments.py

@@ -197,7 +197,10 @@ class Arguments:
         self._build_args(optionlist=ARGS_STRATEGY, parser=strategy_group)
 
         # Build main command
-        self.parser = argparse.ArgumentParser(description='Free, open source crypto trading bot')
+        self.parser = argparse.ArgumentParser(
+            prog="freqtrade",
+            description='Free, open source crypto trading bot'
+        )
         self._build_args(optionlist=['version'], parser=self.parser)
 
         from freqtrade.commands import (start_analysis_entries_exits, start_backtesting,

ft_client/freqtrade_client/ft_client.py

@@ -20,7 +20,10 @@ logger = logging.getLogger("ft_rest_client")
 
 
 def add_arguments(args: Any = None):
-    parser = argparse.ArgumentParser()
+    parser = argparse.ArgumentParser(
+            prog="freqtrade-client",
+            description="Client for the freqtrade REST API",
+    )
     parser.add_argument("command",
                         help="Positional argument defining the command to execute.",
                         nargs="?"