update travis.yml to master

.travis.yml

@@ -14,7 +14,7 @@ env:
     - PROJECT_NAME=iodata
     - CONDA_PKG_NAME_PY=iodata
 
-# TEMPLATED FROM https://raw.githubusercontent.com/theochem/python-cython-ci-example/download_template/.travis.yml
+# TEMPLATED FROM https://raw.githubusercontent.com/theochem/python-cython-ci-example/master/.travis.yml
 ####
 # EVERYTHING BELOW THIS LINE IS AUTOGENERATED.
 ####
@@ -63,7 +63,6 @@ branches:
     - /^[0-9]+\.[0-9]+(\.[0-9]+)?([ab][0-9]+)?$/
 
 before_install:
-# Only run if tagged or if linux and py27 (will change to py36 layer).
 - if ! [[ $TRAVIS_TAG || $TRAVIS_OS_NAME == "linux" && $MYCONDAPY == "2.7" ]]; then exit 0; fi
 # Get miniconda. Take the right version, so re-installing python is hopefully not needed.
 - if test -e $HOME/miniconda/bin; then
@@ -223,5 +222,5 @@ deploy:
   local_dir: doc/_build/html
   on:
     repo: ${GITHUB_REPO_NAME}
-    condition: "$TRAVIS_TAG != *[ab]* && $MYCONDAPY == 2.7 && $TRAVIS_OS_NAME == linux"
+    condition: "-e doc && $TRAVIS_TAG != *[ab]* && $MYCONDAPY == 2.7 && $TRAVIS_OS_NAME == linux"
     tags: true