Try to fix all the builds

.travis.yml

@@ -1,18 +1,15 @@
 language: python
 sudo: false
-addons:
-  apt:
-    packages:
-      - python-gobject
-      - python3-gobject
 python:
     - 2.7
     - 3.3
     - 3.4
     - 3.5
     - 3.6
 install:
-    - pip install coverage coveralls -e .[test]
+    - pip install coverage coveralls
+    - pip install freezegun mock
+    - pip install --no-deps -e .
 script:
     - coverage run -m gtimelog.tests
 after_success:

tox.ini

@@ -5,31 +5,38 @@ envlist =
 [testenv]
 setenv =
     LC_ALL=C
-sitepackages = true
 deps =
-    .[test]
+    freezegun
+    py27: mock
+skip_install = true
 commands =
-    python setup.py -q test
+    pip install --no-deps -e .
+    python -m gtimelog.tests
 
 [testenv:coverage]
-usedevelop = true
 deps =
     freezegun
     mock
     coverage
+skip_install = true
 commands =
+    pip install --no-deps -e .
     coverage run {posargs} -m gtimelog.tests
 
 [testenv:coverage3]
 basepython = python3
-usedevelop = true
 deps =
     freezegun
     coverage
+skip_install = true
 commands =
-    coverage run {posargs} -m gtimelog.tests
+    {[testenv:coverage]commands}
 
 [testenv:py]
+deps =
+    freezegun
+    mock
+skip_install = true
 commands =
     python --version
     {[testenv]commands}