Merge pull request #37 from python-thread/dev

CLI migration

Author: caffeine-addictt

src/thread/cli.py

@@ -0,0 +1,9 @@
+
+try:
+  import importlib
+  thread_cli = importlib.import_module('thread-cli')
+  app = thread_cli.app
+except ModuleNotFoundError:
+  def app(prog_name = 'thread'):
+    print('thread-cli not found, please install it with `pip install thread-cli`')
+    exit(1)