bump v2.9.rc3
bump v2.9.rc3

joanpuigsanz/mwEmbed,slash851/mwEmbed,abaylis/mwEmbed,DBezemer/mwEmbed,kaltura/mwEmbed,matsuu/mwEmbed,alexmilk/mwEmbed,bordar/mwEmbed,alexmilk/mwEmbed,FlixMaster/mwEmbed,tanyaLibatter/mwEmbed,matsuu/mwEmbed,vladm3/mwEmbed,abaylis/mwEmbed,bordar/mwEmbed,safarijv/mwEmbed,panda-os/mwEmbed,kaltura/mwEmbed,DBezemer/mwEmbed,panda-os/mwEmbed,abaylis/mwEmbed,vladm3/mwEmbed,SVSG/mwEmbed,safarijv/mwEmbed,omridevk/mwEmbed,FlixMaster/mwEmbed,tanyaLibatter/mwEmbed,slash851/mwEmbed,panda-os/mwEmbed,DBezemer/mwEmbed,joanpuigsanz/mwEmbed,alexmilk/mwEmbed,matsuu/mwEmbed,vladm3/mwEmbed,omridevk/mwEmbed,vladm3/mwEmbed,bordar/mwEmbed,kaltura/mwEmbed,kaltura/mwEmbed,slash851/mwEmbed,tanyaLibatter/mwEmbed,slash851/mwEmbed,DBezemer/mwEmbed,joanpuigsanz/mwEmbed,panda-os/mwEmbed,FlixMaster/mwEmbed,joanpuigsanz/mwEmbed,omridevk/mwEmbed,matsuu/mwEmbed,safarijv/mwEmbed,omridevk/mwEmbed,FlixMaster/mwEmbed,bordar/mwEmbed,tanyaLibatter/mwEmbed,SVSG/mwEmbed,SVSG/mwEmbed,alexmilk/mwEmbed,SVSG/mwEmbed,abaylis/mwEmbed,safarijv/mwEmbed