Install conda-build in travis

Author: domdfcoding

.ci/travis_build_conda.sh

@@ -11,6 +11,7 @@ source "$HOME/miniconda/etc/profile.d/conda.sh"
 hash -r
 conda config --set always_yes yes --set changeps1 no
 conda update -q conda
+conda install conda-build
 conda info -a
 conda config --add channels domdfcoding || exit 1
 conda build conda --output-directory conda/dist

.travis.yml

@@ -14,7 +14,7 @@ script:
   - tox
 after_success:
   - coveralls
-  - .ci/travis_build_conda.sh
+  - .ci/travis_build_conda.sh || travis_terminate 1;
 deploy:
   provider: pypi
   user: "DomDF"