[BUGFIX] #61 GetStyles method is only available in WMS version 1.1.1
[BUGFIX] #61 GetStyles method is only available in WMS version 1.1.1

The GetStyles method is not available in WMS version 1.3.0 and uses LAYERS parameter

rldhont/lizmap-web-client,rldhont/lizmap-web-client,aeag/lizmap-web-client,rldhont/lizmap-web-client,laurentj/lizmap-web-client,laurentj/lizmap-web-client,aeag/lizmap-web-client,makinacorpus/lizmap-web-client,nboisteault/lizmap-web-client,makinacorpus/lizmap-web-client,makinacorpus/lizmap-web-client,nboisteault/lizmap-web-client,aeag/lizmap-web-client,jancelin/lizmap-web-client,3liz/lizmap-web-client,3liz/lizmap-web-client,makinacorpus/lizmap-web-client,jancelin/lizmap-web-client,jancelin/lizmap-web-client,laurentj/lizmap-web-client,3liz/lizmap-web-client,jancelin/lizmap-web-client,nboisteault/lizmap-web-client,rldhont/lizmap-web-client,aeag/lizmap-web-client,jancelin/lizmap-web-client,nboisteault/lizmap-web-client,3liz/lizmap-web-client,aeag/lizmap-web-client,jancelin/lizmap-web-client,makinacorpus/lizmap-web-client,laurentj/lizmap-web-client