ci(benchmarking): Added benchmarking stage (#187)

Author: msohailhussain

Diff for: .travis.yml

@@ -18,6 +18,7 @@ after_success:
 stages:
   - 'Linting'
   - 'Integration tests'
+  - 'Benchmarking tests'
   - 'Test'
 
 jobs:
@@ -30,7 +31,8 @@ jobs:
       install: "pip install flake8==3.6.0" 
       script: "flake8"
       after_success: travis_terminate 0
-    - stage: 'Integration Tests'
+    - &integrationtest
+      stage: 'Integration tests'
       merge_mode: replace
       env: SDK=python
       cache: false
@@ -39,8 +41,11 @@ jobs:
       before_script:
         - mkdir $HOME/travisci-tools && pushd $HOME/travisci-tools && git init && git pull https://[email protected]/optimizely/travisci-tools.git && popd
       script:
-        - "$HOME/travisci-tools/fsc-trigger/trigger_fullstack-sdk-compat.sh"
+        - $HOME/travisci-tools/trigger-script-with-status-update.sh
       after_success: travis_terminate 0
+    - <<: *integrationtest
+      stage: 'Benchmarking tests'
+      env: SDK=python FULLSTACK_TEST_REPO=Benchmarking
     - stage: 'Test'
       dist: xenial
       python: "3.7"