Merge "BUG-2625: validate alto using jdk8 only"

diff --combined jjb/alto/alto.cfg
index 68ce6b4b9e5fcb427e9d1ff0bbc41e90dba89327,41b72a601ac48de96d76ae19f139a7e6a0be59cb..f8773185cff2b77c563838286700ced07e40dec8
--- 1/jjb/alto/alto.cfg
--- 2/jjb/alto/alto.cfg
+++ b/jjb/alto/alto.cfg
@@@ -1,7 -1,7 +1,7 @@@
  STREAMS:
  - boron:
      branch: master
-     jdks: openjdk7,openjdk8
+     jdks: openjdk8
      autorelease: true
  - beryllium:
      branch: stable/beryllium
@@@ -10,5 -10,4 +10,5 @@@
  - stable-lithium:
      branch: stable/lithium
      jdks: openjdk7
 +    distribution-check: false
  DEPENDENCIES: controller,yangtools,odlparent,l2switch