fixes issues when bundling under jruby 1.6.5
fixes issues when bundling under jruby 1.6.5

zerobatu/savon,mpangrazzi/savon,savonrb/savon,SICSoftwareGmbH/savon,rtrepo/savon,billr578/savon,BlaneCordes/savon_vertex,enahum/savon,Eric-Guo/savon,latortuga/savon,oafridi/savon,viniciusnz/savon,advishnuprasad/savon