[Frederik Eaton] Added constructors for BBPCostFunction
[Frederik Eaton] Added constructors for BBPCostFunction

dbtsai/libDAI,yesimon/libDAI,fivejjs/libDAI,midnighteuler/libdai,fivejjs/libDAI,midnighteuler/libdai,slnovak/libDAI,yesimon/libDAI,eriqande/libDAI-mods,tttamaki/libdai,dbtsai/libDAI,tttamaki/libdai,midnighteuler/libdai,fivejjs/libDAI,slnovak/libDAI,yesimon/libDAI,eriqande/libDAI-mods,slnovak/libDAI,yesimon/libDAI,slnovak/libDAI,flurischt/libDAI,midnighteuler/libdai,dbtsai/libDAI,flurischt/libDAI,tttamaki/libdai,slnovak/libDAI,tttamaki/libdai,midnighteuler/libdai,tttamaki/libdai,fivejjs/libDAI,slnovak/libDAI,midnighteuler/libdai,dbtsai/libDAI,slnovak/libDAI,flurischt/libDAI,midnighteuler/libdai,dbtsai/libDAI,fivejjs/libDAI,flurischt/libDAI,AndrewNguyenF3/libdai,yesimon/libDAI,dbtsai/libDAI,eriqande/libDAI-mods,AndrewNguyenF3/libdai,yesimon/libDAI,yesimon/libDAI,eriqande/libDAI-mods,AndrewNguyenF3/libdai,AndrewNguyenF3/libdai,flurischt/libDAI,eriqande/libDAI-mods,AndrewNguyenF3/libdai