#344: Fix import loop issue, Generalize pendulum usage

• Replace tui.convert_time() with pendulum module usage
• Remove tui.convert_time()
• create silkaj.wot_tools module
• fix loop tui/wot loop imports issue
• update tests

Close #344 (closed).

silkaj/auth.py

@@ -23,8 +23,7 @@ from pathlib import Path
 from duniterpy.key import SigningKey
 from duniterpy.key.scrypt_params import ScryptParams
 
-# had to import display_pubkey_and_checksum from wot to avoid loop dependency.
-from silkaj.wot import display_pubkey_and_checksum
+from silkaj.tui import display_pubkey_and_checksum
 from silkaj.tools import message_exit
 from silkaj.constants import PUBKEY_PATTERN