Clean the sling folder on mvn clean
Clean the sling folder on mvn clean

git-svn-id: 6eed74fe9a15c8da84b9a8d7f2960c0406113ece@801631 13f79535-47bb-0310-9956-ffa450edef68

mikibrv/sling,mcdan/sling,ist-dresden/sling,roele/sling,JEBailey/sling,anchela/sling,SylvesterAbreu/sling,klcodanr/sling,dulvac/sling,dulvac/sling,klcodanr/sling,mikibrv/sling,dulvac/sling,tyge68/sling,mmanski/sling,SylvesterAbreu/sling,SylvesterAbreu/sling,tyge68/sling,cleliameneghin/sling,trekawek/sling,tyge68/sling,mikibrv/sling,tyge68/sling,vladbailescu/sling,tteofili/sling,labertasch/sling,headwirecom/sling,anchela/sling,headwirecom/sling,plutext/sling,headwirecom/sling,roele/sling,klcodanr/sling,dulvac/sling,Sivaramvt/sling,roele/sling,JEBailey/sling,awadheshv/sling,trekawek/sling,trekawek/sling,roele/sling,sdmcraft/sling,plutext/sling,ieb/sling,sdmcraft/sling,gutsy/sling,vladbailescu/sling,mikibrv/sling,klcodanr/sling,trekawek/sling,nleite/sling,plutext/sling,mcdan/sling,ffromm/sling,ieb/sling,nleite/sling,Nimco/sling,ieb/sling,tteofili/sling,wimsymons/sling,awadheshv/sling,vladbailescu/sling,tteofili/sling,nleite/sling,ffromm/sling,mikibrv/sling,wimsymons/sling,wimsymons/sling,tmaret/sling,Sivaramvt/sling,labertasch/sling,mmanski/sling,klcodanr/sling,roele/sling,cleliameneghin/sling,Nimco/sling,tyge68/sling,ffromm/sling,Sivaramvt/sling,nleite/sling,cleliameneghin/sling,labertasch/sling,tmaret/sling,tyge68/sling,Nimco/sling,Nimco/sling,vladbailescu/sling,awadheshv/sling,wimsymons/sling,Nimco/sling,gutsy/sling,SylvesterAbreu/sling,ieb/sling,mmanski/sling,tmaret/sling,gutsy/sling,Sivaramvt/sling,ist-dresden/sling,gutsy/sling,ist-dresden/sling,mcdan/sling,SylvesterAbreu/sling,sdmcraft/sling,tteofili/sling,ieb/sling,trekawek/sling,mmanski/sling,nleite/sling,Nimco/sling,sdmcraft/sling,labertasch/sling,ffromm/sling,JEBailey/sling,plutext/sling,JEBailey/sling,ieb/sling,vladbailescu/sling,cleliameneghin/sling,tmaret/sling,JEBailey/sling,sdmcraft/sling,awadheshv/sling,ist-dresden/sling,dulvac/sling,Sivaramvt/sling,gutsy/sling,mcdan/sling,mcdan/sling,mmanski/sling,wimsymons/sling,tteofili/sling,SylvesterAbreu/sling,mcdan/sling,sdmcraft/sling,headwirecom/sling,nleite/sling,awadheshv/sling,mmanski/sling,labertasch/sling,tmaret/sling,gutsy/sling,ffromm/sling,trekawek/sling,klcodanr/sling,Sivaramvt/sling,mikibrv/sling,awadheshv/sling,dulvac/sling,tteofili/sling,anchela/sling,ist-dresden/sling,plutext/sling,anchela/sling,headwirecom/sling,wimsymons/sling,anchela/sling,plutext/sling,cleliameneghin/sling,ffromm/sling