Update historical note and contributors
Update historical note and contributors

crcrewso/EGSnrc,mchamberland/EGSnrc,ftessier/EGSnrc,MartinMartinov/EGSnrc,marenaud/EGSnrc,marenaud/EGSnrc,MartinMartinov/EGSnrc,mchamberland/EGSnrc,nrc-cnrc/EGSnrc,marenaud/EGSnrc,mchamberland/EGSnrc,MartinMartinov/EGSnrc,MartinMartinov/EGSnrc,marenaud/EGSnrc,ftessier/EGSnrc,nrc-cnrc/EGSnrc,mchamberland/EGSnrc,marenaud/EGSnrc,nrc-cnrc/EGSnrc,crcrewso/EGSnrc,nrc-cnrc/EGSnrc,ftessier/EGSnrc,ftessier/EGSnrc,MartinMartinov/EGSnrc,crcrewso/EGSnrc,mchamberland/EGSnrc,marenaud/EGSnrc,ftessier/EGSnrc,mchamberland/EGSnrc,crcrewso/EGSnrc,crcrewso/EGSnrc,ftessier/EGSnrc,nrc-cnrc/EGSnrc