added import LegendQuery, changed request_methods of the WMSServer class to support LegendGraphicRequests, added methods(check_legend_request, legendgraphic), changed __init__ function of WMSLayer to support legend_layers and added a function to return a legend_layer
added import LegendQuery, changed request_methods of the WMSServer class to support LegendGraphicRequests, added methods(check_legend_request, legendgraphic), changed __init__ function of WMSLayer to support legend_layers and added a function to return a legend_layer

mapproxy/mapproxy,camptocamp/mapproxy,geoadmin/mapproxy,camptocamp/mapproxy,olt/mapproxy,drnextgis/mapproxy,Anderson0026/mapproxy,drnextgis/mapproxy,kaiCu/mapproxy,kaiCu/mapproxy,faegi/mapproxy,Anderson0026/mapproxy,geoadmin/mapproxy,vrsource/mapproxy,olt/mapproxy,procrastinatio/mapproxy,vrsource/mapproxy,faegi/mapproxy,procrastinatio/mapproxy,mapproxy/mapproxy