Mark travis build as failed if any test fails

.travis.yml

@@ -29,10 +29,10 @@ script:
  - cd _build
  - cmake .. -DCMAKE_INSTALL_PREFIX=../_install $OPTIONS
  - cmake --build . --target install
+ - ctest -V .
 
 # Run Tests
 after_script:
- - ctest -V .
  - if [ -f ./libgit2_clar ]; then valgrind --leak-check=full --show-reachable=yes --suppressions=../libgit2_clar.supp ./libgit2_clar -iall; else echo "Skipping valgrind"; fi
 
 # Only watch the development branch