优化代码

.gitignore

+# maven ignore
+target
+*.jar
+*.war
+*.zip
+*.tar
+*.tar.gz
+release
+sources
+lib
+plugins
+webserver
+# eclipse ignore
+*.class
+.settings/
+.project
+.classpath
+
+# idea ignore
+.idea/
+*.ipr
+*.iml
+*.iws
+
+# temp ignore
+*.log
+*.cache
+*.diff
+*.patch
+*.tmp
+logs
+rebel.xml