Add Changelog for 0.20.14 and improve unit tests

CHANGELOG.rst

 Changelog
 =========
+0.20.14
+-------
+* unit tests fixed
+* Account: support for retrieving all delegations (thanks to crookon, PR #129)
+* Change recovery account / list recovery account change requests (thanks to crokkon, PR #130)
+* Exclude sbd_interest_rate, as it is not present on the VIT blockchain (thanks to svitx, PR #132)
+* connect for beempy createwallet (thanks to crokkon, PR #133)
+
 0.20.13
 -------
 * beempy post improved

tests/beem/test_account.py

@@ -37,7 +37,7 @@ class Testcases(unittest.TestCase):
             keys={"active": wif},
             num_retries=10
         )
-        cls.account = Account("beembot", full=True, steem_instance=cls.bts)
+        cls.account = Account("beembot", steem_instance=cls.bts)
         set_shared_steem_instance(cls.bts)
 
     def test_account(self):
@@ -405,7 +405,7 @@ class Testcases(unittest.TestCase):
             op["from"])
 
     def test_json_export(self):
-        account = self.account
+        account = Account("beembot", steem_instance=self.bts)
         if account.steem.rpc.get_use_appbase():
             content = self.bts.rpc.find_accounts({'accounts': [account["name"]]}, api="database")["accounts"][0]
         else:

tests/beem/test_vote.py

@@ -30,12 +30,6 @@ class Testcases(unittest.TestCase):
             keys={"active": wif},
             num_retries=10
         )
-        cls.testnet = Steem(
-            node="https://testnet.steemitdev.com",
-            nobroadcast=True,
-            keys={"active": wif},
-            num_retries=10
-        )
         # from getpass import getpass
         # self.bts.wallet.unlock(getpass())
         set_shared_steem_instance(cls.bts)
@@ -95,15 +89,8 @@ class Testcases(unittest.TestCase):
         self.assertTrue(vote.rep is not None)
         self.assertTrue(vote.time is not None)
 
-    @parameterized.expand([
-        ("normal"),
-        ("testnet"),
-    ])
-    def test_keyerror(self, node_param):
-        if node_param == "normal":
-            bts = self.bts
-        else:
-            bts = self.testnet
+    def test_keyerror(self):
+        bts = self.bts
         with self.assertRaises(
             exceptions.VoteDoesNotExistsException
         ):