Removed unused requirements and modules.

tests/app/main/test_encyption.py

@@ -1,17 +0,0 @@
-from app.main.encryption import hashpw, check_hash
-
-
-def test_should_hash_password():
-    password = 'passwordToHash'
-    assert password != hashpw(password)
-
-
-def test_should_check_password():
-    value = 's3curePassword!'
-    encrypted = hashpw(value)
-    assert check_hash(value, encrypted) is True
-
-
-def test_checkpw_should_fail_when_pw_does_not_match():
-    value = hashpw('somePassword')
-    assert check_hash('somethingDifferent', value) is False