add requirements.txt install to .travis.yml

...see if this works.

diff --git a/.travis.yml b/.travis.yml
index 38238b2a577543442abc9e97b68977ca0ff9d485..58f60ffa7cd2eaf6e56128c2ae151823d9a4d3ea 100755 (executable)
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,6 +16,7 @@ deploy:
       tags: true
 
 install:
       tags: true
 
 install:

+  - pip install -r requirements.txt

   - pip install --force-reinstall pylint==1.9.2
   - pip install circuitpython-build-tools Sphinx sphinx-rtd-theme
 
   - pip install --force-reinstall pylint==1.9.2
   - pip install circuitpython-build-tools Sphinx sphinx-rtd-theme