some refactoring + checkstyle.
some refactoring + checkstyle.

robertzas/crawljax,cschroed-usgs/crawljax,bigplus/crawljax,ntatsumi/crawljax,adini121/crawljax,saltlab/crawljax-graphdb,bigplus/crawljax,saltlab/crawljax-graphdb,bigplus/crawljax,aminmf/crawljax,ntatsumi/crawljax,bigplus/crawljax,cschroed-usgs/crawljax,fivejjs/crawljax,xujun10110/crawljax,crawljax/crawljax,adini121/crawljax,cschroed-usgs/crawljax,crawljax/crawljax,crawljax/crawljax,ntatsumi/crawljax,aminmf/crawljax,xujun10110/crawljax,aminmf/crawljax,aminmf/crawljax,fivejjs/crawljax,adini121/crawljax,robertzas/crawljax,cschroed-usgs/crawljax,crawljax/crawljax,fivejjs/crawljax,robertzas/crawljax,ntatsumi/crawljax,adini121/crawljax,xujun10110/crawljax,fivejjs/crawljax,robertzas/crawljax,xujun10110/crawljax