Bump version number to 0.8.3
Bump version number to 0.8.3

solvebio/xmltodict,sporgj/xmltodict,pombredanne/xmltodict,martinblech/xmltodict,CyberTailor/iBlock,martinblech/xmltodict,pombredanne/xmltodict,CyberTailor/iBlock,haiyangd/xmltodict,ahlusar1989/xmltodict,butson/xmltodict,lucius-feng/xmltodict,bzamecnik/xmltodict