[TravisCI] add back flash9,java,cs to the Mac build

.travis.yml

@@ -214,12 +214,18 @@ matrix:
     - os: osx
       osx_image: xcode7.3 # to compile binaries that support older versions of Mac, and 10.11 is the min version that brew provides bottles
       env:
-        - TEST=macro,neko,js,php,python,hl,lua
+        - TEST=macro,neko,js,php,flash9,python
         - DEPLOY_NIGHTLIES=1
       install: *install_osx
 
     - os: osx
-      osx_image: xcode8.3 # to compile C++ faster
+      osx_image: xcode8.3 # to compile faster
+      env:
+        - TEST=java,cs,hl,lua
+      install: *install_osx
+
+    - os: osx
+      osx_image: xcode8.3 # to compile faster
       env:
         - TEST=cpp
         - HXCPP_COMPILE_CACHE=~/hxcache