Run only simple e2e in travis

Author: wmonk

.travis.yml

@@ -11,7 +11,6 @@ cache:
 install: true
 script:
  - 'if [ $TEST_SUITE = "simple" ]; then tasks/e2e-simple.sh; fi'
- - 'if [ $TEST_SUITE = "installs" ]; then tasks/e2e-installs.sh; fi'
 env:
   global:
     - USE_YARN=no