Adding PMD report and missing license header
Adding PMD report and missing license header

git-svn-id: 53f0c1087cb9b05f99ff63ab1f4d1687a227fef1@899712 13f79535-47bb-0310-9956-ffa450edef68

mohanaraosv/commons-collections,jankill/commons-collections,jankill/commons-collections,sandrineBeauche/commons-collections,mohanaraosv/commons-collections,apache/commons-collections,MuShiiii/commons-collections,apache/commons-collections,gonmarques/commons-collections,apache/commons-collections,jankill/commons-collections,sandrineBeauche/commons-collections,MuShiiii/commons-collections,sandrineBeauche/commons-collections,MuShiiii/commons-collections,mohanaraosv/commons-collections,gonmarques/commons-collections