different approach to running flake8

.travis.yml

@@ -50,7 +50,7 @@ install:
   python-tk
 - travis_retry pip install --upgrade pip
 - travis_retry pip install coveralls
-- travis_retry pip install flake8
+- travis_retry pip install flake8 flakse8-import-order
 - travis_retry pip install tox>=1.9
 - travis_retry pip install "virtualenv<14.0.0"  # virtualenv>=14.0.0 has dropped Python 3.2 support (and pypy3 is based on py32)
 - travis_retry tox -e $(echo py$TRAVIS_PYTHON_VERSION-mg$PYMONGO | tr -d . | sed -e 's/pypypy/pypy/') -- -e test
@@ -60,7 +60,7 @@ cache: pip
 
 # Run flake8 for py27
 before_script:
-- if [[ $TRAVIS_PYTHON_VERSION == '2.7' ]]; then tox -e flake8; fi
+- if [[ $TRAVIS_PYTHON_VERSION == '2.7' ]]; then flake8 .; fi
 
 script:
 - tox -e $(echo py$TRAVIS_PYTHON_VERSION-mg$PYMONGO | tr -d . | sed -e 's/pypypy/pypy/') -- --with-coverage

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = {py27,py35,pypy,pypy3}-{mg27,mg28,mg30},flake8
+envlist = {py27,py35,pypy,pypy3}-{mg27,mg28,mg30}
 
 [testenv]
 commands =
@@ -11,10 +11,3 @@ deps =
     mg30: PyMongo>=3.0
 setenv =
     PYTHON_EGG_CACHE = {envdir}/python-eggs
-
-[testenv:flake8]
-deps =
-    flake8
-    flake8-import-order
-commands =
-   flake8