bump version 1.8.4.rc3
bump version 1.8.4.rc3

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