Add requirements files for each make target

.pep8

+[pep8]
+ignore=E501
+exclude=.tox,doc
\ No newline at end of file

.travis.yml

@@ -5,10 +5,10 @@ branches:
 python:
   - "2.7"
 install:
-  - pip install tox
   - pip install coveralls
-  - pip install sphinx
-  - pip install -r doc/requirements.txt
+  - pip install -r docs-requirements.txt
+  - pip install -r test-requirements.txt
+  - pip install -r quality-requirements.txt
 script:
   - make test docs quality
 after_success:

Makefile

@@ -5,8 +5,8 @@ docs:
 	cd doc && make html
 
 quality:
-	pep8 --exclude=.tox
-	script/max_pylint_violations
+	pep8
+	pylint edx_user_state_client
 
 package:
 	python setup.py register sdist upload

docs-requirements.txt

+-r requirements.txt
+-r doc/requirements.txt
+-e .

quality-requirements.txt

+pep8

requirements.txt

+git+https://github.com/edx/edx-lint.git@ed8c8d2a0267d4d42f43642d193e25f8bd575d9b#egg=edx_lint==0.2.3
+git+https://github.com/edx/opaque-keys.git@df0dd602869e498e512659bb4bd243309e30e19a#egg=opaque-keys 

test-requirements.txt

+tox

tox.ini

@@ -4,8 +4,7 @@ skip_missing_interpreters=true
 
 [testenv]
 deps =
-    git+https://github.com/edx/opaque-keys.git@df0dd602869e498e512659bb4bd243309e30e19a#egg=opaque-keys 
-    git+https://github.com/edx/edx-lint.git@ed8c8d2a0267d4d42f43642d193e25f8bd575d9b#egg=edx_lint==0.2.3
+    -rrequirements.txt
     coverage
     nose
     -e.