Pull request #858: KERNEL-5313 refactor: 修改gradle文件中版本为1.8

Merge in CORE/base-third from ~NIKO/base-third:release/10.0 to release/10.0

* commit 'ab9cbd9ab73b0ae789ee0d8cf7f2403e49dd530a':
  KERNEL-5313 refactor: 修改gradle文件中版本为1.8

build.third_step1.gradle

@@ -6,9 +6,9 @@ tasks.withType(JavaCompile){
 }
 
 //源码版本
-sourceCompatibility=1.7
+sourceCompatibility=1.8
 //构建的class版本
-targetCompatibility=1.7
+targetCompatibility=1.8
 
 def jarname="fine-third-10.0.jar"
 def classesDir='build/classes/1'