Disable pynotify2 in test envs

.travis.yml

@@ -57,8 +57,6 @@ install:
   - pip install base58
   - pip install quamash
   - pip install asyncio
-  - pip install python-dbus
-  - pip install notify2
   - pip install git+https://github.com/Insoleet/pretenders.git@develop
   - python gen_resources.py
   - python gen_translations.py

src/cutecoin/tests/process_cfg_community/test_add_community.py

@@ -26,6 +26,7 @@ class ProcessAddCommunity(unittest.TestCase):
         self.identities_registry = IdentitiesRegistry()
 
         self.application = Application(self.qapplication, self.lp, self.network_manager, self.identities_registry)
+        self.application.preferences['notifications'] = False
         # Salt/password : "testcutecoin/testcutecoin"
         # Pubkey : 7Aqw6Efa9EzE7gtsc8SveLLrM7gm6NEGoywSv4FJx6pZ
         self.account = Account("testcutecoin", "7Aqw6Efa9EzE7gtsc8SveLLrM7gm6NEGoywSv4FJx6pZ",