bump v2.18.rc5
bump v2.18.rc5

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