Split Travis Build in Stages

Signed-off-by: asifdxtreme <mohammad.asif.siddiqui1@huawei.com>

.travis.yml

@@ -1,7 +1,6 @@
 language: go
 go:
-    - 1.8.x
+    - 1.8
-    - tip
 
 sudo: required
 
@@ -24,11 +23,19 @@ install:
 before_script:
     - export PATH=$HOME/gopath/bin:$PATH
 
+jobs:
+  include:
+    - stage: Static Check
       script: 
         - make .gitvalidation
         - make verify
+    - stage: Build
+      script: make binaries
+    - stage: Unit Test
+      script: make test
+    - stage: Integration Test
+      script:
         - make binaries
-    - make test
         - make test-cri
 after_script:
     # Abuse travis to preserve the log.