forcegraph: fix width when scrollbar is present
forcegraph: fix width when scrollbar is present

rubo77/meshviewer-1,yayachiken/hopglass,tcatm/meshviewer,ffrgb/meshviewer,freifunk-fulda/meshviewer,rubo77/meshviewer,TVLuke/meshviewer,rubo77/meshviewer,TVLuke/meshviewer,nonchip/meshviewer,xf-/meshviewer-1,max-weller/meshviewer,freifunkMUC/meshviewer,plumpudding/hopglass,srauscher/hopglass,xf-/meshviewer-1,Skrupellos/meshviewer,Skrupellos/meshviewer,ffac/meshviewer,FreiFunkMuenster/meshviewer,Freifunk-Rhein-Neckar/meshviewer,freifunk-mwu/meshviewer,rubo77/meshviewer-1,kgbvax/meshviewer,kgbvax/meshviewer,Freifunk-Rhein-Neckar/meshviewer,hopglass/ffrgb-meshviewer,mayflower/meshviewer,max-weller/meshviewer,plumpudding/hopglass,FreifunkMD/Meshviewer,tcatm/meshviewer,rubo77/meshviewer-compilation,hopglass/ffrgb-meshviewer,ffac/meshviewer_old,freifunkMUC/meshviewer,Freifunk-Luxembourg/hopglass,ffnord/meshviewer,FreifunkBremen/meshviewer-ffrgb,FreifunkMD/Meshviewer,freifunk-mwu/meshviewer,nickel715/meshviewer,ffac/meshviewer,ffac/meshviewer,TVLuke/meshviewer,nonchip/meshviewer,Freifunk-Troisdorf/meshviewer,freifunk-mwu/meshviewer,Freifunk-Troisdorf/meshviewer,nickel715/meshviewer,ffnord/meshviewer,ffrgb/meshviewer,gherber/hopglass,FreiFunkMuenster/meshviewer,Little-Ben/meshviewer,hopglass/hopglass,mayflower/meshviewer,gherber/hopglass,ffac/meshviewer_old,ffnord/meshviewer,Freifunk-Rhein-Neckar/meshviewer,Little-Ben/meshviewer,hopglass/hopglass,srauscher/hopglass,nonchip/meshviewer,Freifunk-Luxembourg/hopglass,yayachiken/hopglass,freifunk-fulda/meshviewer,rubo77/meshviewer-compilation,FreifunkBremen/meshviewer-ffrgb,FreiFunkMuenster/meshviewer,tcatm/meshviewer