Index: build.gradle
===================================================================
diff -u -r15377 -r15393
--- build.gradle	(.../build.gradle)	(revision 15377)
+++ build.gradle	(.../build.gradle)	(revision 15393)
@@ -331,6 +331,8 @@
 	    compile group: 'javax.servlet.jsp', name: 'jsp-api', version:'2.2'
 	    
 	    compile group: 'junit', name: 'junit', version:'4.12'
+	    // 缩略图生成库
+	    compile group: 'net.coobird', name: 'thumbnailator', version: '0.4.8'
 	    
 	    compile 'org.testng:testng:6.9.10'
 	    compile 'com.beust:jcommander:1.48'