Delete dom4j-1.6.1.jar

o2server/commons/ext/dom4j-1.6.1.jar

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:593552ffea3c5823c6602478b5002a7c525fd904a3c44f1abe4065c22edfac73
-size 313898