[MRG] Travis fix (#35)

* trying to fix travis file

* changes to travis again

* changes to travis again

.travis.yml

@@ -46,30 +46,30 @@ env:
 # If OS X - install Pyton 3 as python3.
 # Print the python version, install general requirements and linting
 before_install:
-- if [ "${TRAVIS_OS_NAME:-}" == "osx" ]; then
+  - if [ "${TRAVIS_OS_NAME:-}" == "osx" ]; then
     brew update;
-  fi
-- if [ "${TRAVIS_OS_NAME:-}" -ne "osx" ]; then
+    fi
+  - if [ "${TRAVIS_OS_NAME:-}" -ne "osx" ]; then
     sudo apt install libpython3.6-dev;
-  fi
-- $PYTHON --version
-- $PIP install -r requirements.txt
-- $PIP install pep8>=1.7.1
-- $PIP install flake8>=3.5.0
+    fi
+  - $PYTHON --version
+  - $PIP install -r requirements.txt
+  - $PIP install pep8>=1.7.1
+  - $PIP install flake8>=3.5.0
 
 # Install the package, create source distribution (worse alternative to wheels)
 # Run the tests.
 install:
-- $PYTHON setup.py develop sdist
-- $PYTHON -m pytest KDEpy --doctest-modules --capture=sys
+  - $PYTHON setup.py develop sdist
+  - $PYTHON -m pytest KDEpy --doctest-modules --capture=sys
 
 # Linting
 script:
-- $PYTHON -m flake8 --show-source --ignore=F811,W293,W391,W292,W291,W504,W503 --max-line-length=88 --exclude="*examples.py,testing.py,*kde.py" KDEpy
+  - $PYTHON -m flake8 --show-source --ignore=F811,W293,W391,W292,W291,W504,W503 --max-line-length=88 --exclude="*examples.py,testing.py,*kde.py" KDEpy
 
-  # -------------------- deploy: deploy to PyPI --------- 
+# -------------------- deploy: deploy to PyPI --------- 
 deploy:
   provider: script
   script: . deploy.sh
-    on:
-      branch: master
+  on:
+    branch: master