travis: remove unnecessary graphviz install
MODIFY
.travis.yml
.travis.yml
@@ -81,11 +81,6 @@ matrix:
before_install:
- ${TRAVIS_BUILD_DIR}/.travis/run-parts ${TRAVIS_BUILD_DIR}/.travis/deps.d/${TRAVIS_OS_NAME}
-addons:
- apt:
- packages:
- - graphviz
-
go_import_path: gonum.org/v1/gonum
# Get deps, build, test, and ensure the code is gofmt'ed.

travis: remove unnecessary graphviz install