Fix the sonar issue and clm issue 14/85414/2
authorliboNet <libo.zhu@intel.com>
Tue, 16 Apr 2019 21:25:58 +0000 (05:25 +0800)
committerliboNet <libo.zhu@intel.com>
Tue, 16 Apr 2019 22:02:40 +0000 (06:02 +0800)
. Fix the bugs by using try-with-resources method
. Add unit test for GsonUtil
. Fix the org.springframework : spring-web issue by removing
  the dependency in forwarding plugin

Change-Id: I01f6461ea2a0f0363247dd3571dd56dcf68a7f90
Issue-ID: MULTICLOUD-569
Signed-off-by: liboNet <libo.zhu@intel.com>

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