Add ffmpeg license files.
Add ffmpeg license files.

markwal/OctoPrint,alex1818/OctoPrint,mrbeam/OctoPrint,javivi001/OctoPrint,DanLipsitt/OctoPrint,masterhou/OctoPrint,beeverycreative/BEEweb,leductan-nguyen/RaionPi,abinashk-inf/AstroBox,EZ3-India/EZ-Remote,chriskoz/OctoPrint,Voxel8/OctoPrint,Mikk36/OctoPrint,rurkowce/octoprint-fork,Skeen/OctoPrint,aerickson/OctoPrint,nickverschoor/OctoPrint,dragondgold/OctoPrint,skieast/OctoPrint,mayoff/OctoPrint,SeveQ/OctoPrint,alephobjects/Cura,markwal/OctoPrint,Salandora/OctoPrint,dragondgold/OctoPrint,eddieparker/OctoPrint,alex1818/OctoPrint,shaggythesheep/OctoPrint,eliasbakken/OctoPrint,JackGavin13/octoprint-test-not-finished,mcanes/OctoPrint,Javierma/OctoPrint-TFG,MolarAmbiguity/OctoPrint,ryanneufeld/OctoPrint,senttech/OctoPrint,foosel/OctoPrint,uuv/OctoPrint,spapadim/OctoPrint,javivi001/OctoPrint,senttech/OctoPrint,AstroPrint/AstroBox,Voxel8/OctoPrint,uuv/OctoPrint,alephobjects/Cura,Catrodigious/OctoPrint-TAM,MoonshineSG/OctoPrint,madhuni/AstroBox,SeveQ/OctoPrint,JackGavin13/octoprint-test-not-finished,ymilord/OctoPrint-MrBeam,foosel/OctoPrint,C-o-r-E/OctoPrint,Catrodigious/OctoPrint-TAM,MolarAmbiguity/OctoPrint,C-o-r-E/OctoPrint,mcanes/OctoPrint,javivi001/OctoPrint,dragondgold/OctoPrint,hudbrog/OctoPrint,Mikk36/OctoPrint,AstroPrint/AstroBox,beeverycreative/BEEweb,d42/octoprint-fork,madhuni/AstroBox,EZ3-India/EZ-Remote,alex1818/OctoPrint,madhuni/AstroBox,sstocker46/OctoPrint,punkkeks/OctoPrint,nickverschoor/OctoPrint,foosel/OctoPrint,senttech/OctoPrint,dansantee/OctoPrint,eliasbakken/OctoPrint,MaxOLydian/OctoPrint,Salandora/OctoPrint,3dprintcanalhouse/octoprint2,skieast/OctoPrint,ErikDeBruijn/OctoPrint,chriskoz/OctoPrint,ErikDeBruijn/OctoPrint,jneves/OctoPrint,nicanor-romero/OctoPrint,Javierma/OctoPrint-TFG,shaggythesheep/OctoPrint,EZ3-India/EZ-Remote,bicephale/OctoPrint,DanLipsitt/OctoPrint,nickverschoor/OctoPrint,ymilord/OctoPrint-MrBeam,alephobjects/Cura,skieast/OctoPrint,sstocker46/OctoPrint,chriskoz/OctoPrint,abinashk-inf/AstroBox,spapadim/OctoPrint,bicephale/OctoPrint,Catrodigious/OctoPrint-TAM,EZ3-India/EZ-Remote,Jaesin/OctoPrint,rurkowce/octoprint-fork,madhuni/AstroBox,shohei/Octoprint,spapadim/OctoPrint,shohei/Octoprint,MaxOLydian/OctoPrint,Javierma/OctoPrint-TFG,ryanneufeld/OctoPrint,Voxel8/OctoPrint,leductan-nguyen/RaionPi,3dprintcanalhouse/octoprint1,chriskoz/OctoPrint,abinashk-inf/AstroBox,Salandora/OctoPrint,mrbeam/OctoPrint,masterhou/OctoPrint,dansantee/OctoPrint,JackGavin13/octoprint-test-not-finished,AstroPrint/AstroBox,foosel/OctoPrint,ymilord/OctoPrint-MrBeam,CapnBry/OctoPrint,beeverycreative/BEEweb,shaggythesheep/OctoPrint,bicephale/OctoPrint,Skeen/OctoPrint,Javierma/OctoPrint-TFG,nicanor-romero/OctoPrint,jneves/OctoPrint,ErikDeBruijn/OctoPrint,Mikk36/OctoPrint,nickverschoor/OctoPrint,leductan-nguyen/RaionPi,aerickson/OctoPrint,mayoff/OctoPrint,mayoff/OctoPrint,MoonshineSG/OctoPrint,MoonshineSG/OctoPrint,punkkeks/OctoPrint,MaxOLydian/OctoPrint,eddieparker/OctoPrint,CapnBry/OctoPrint,hudbrog/OctoPrint,C-o-r-E/OctoPrint,Jaesin/OctoPrint,MoonshineSG/OctoPrint,CapnBry/OctoPrint,Skeen/OctoPrint,shohei/Octoprint,ryanneufeld/OctoPrint,sstocker46/OctoPrint,ryanneufeld/OctoPrint,punkkeks/OctoPrint,ymilord/OctoPrint-MrBeam,nicanor-romero/OctoPrint,Jaesin/OctoPrint,abinashk-inf/AstroBox,ymilord/OctoPrint-MrBeam,d42/octoprint-fork,beeverycreative/BEEweb,leductan-nguyen/RaionPi,shohei/Octoprint,SeveQ/OctoPrint,MolarAmbiguity/OctoPrint,masterhou/OctoPrint,3dprintcanalhouse/octoprint2,aerickson/OctoPrint,JackGavin13/octoprint-test-not-finished,senttech/OctoPrint,Jaesin/OctoPrint,jneves/OctoPrint,bicephale/OctoPrint,3dprintcanalhouse/octoprint1,markwal/OctoPrint,mrbeam/OctoPrint,eliasbakken/OctoPrint,CapnBry/OctoPrint,eddieparker/OctoPrint,mcanes/OctoPrint,hudbrog/OctoPrint,shohei/Octoprint,uuv/OctoPrint,dansantee/OctoPrint,Salandora/OctoPrint