added LOG4CPP_EXPORT to export Priority class from the DLL (Win32 only)
added LOG4CPP_EXPORT to export Priority class from the DLL (Win32 only)

ksmyth/log4cpp,halex2005/log4cpp,ksmyth/log4cpp,orocos-toolchain/log4cpp,iocroblab/log4cpp,adobni/log4cpp,iocroblab/log4cpp,halex2005/log4cpp,iocroblab/log4cpp,adobni/log4cpp,ksmyth/log4cpp,adobni/log4cpp,orocos-toolchain/log4cpp,halex2005/log4cpp