Bump version to 2.57
Bump version to 2.57
FlixMaster/mwEmbed,alexmilk/mwEmbed,FlixMaster/mwEmbed,FlixMaster/mwEmbed,omridevk/mwEmbed,alexmilk/mwEmbed,omridevk/mwEmbed,alexmilk/mwEmbed,kaltura/mwEmbed,kaltura/mwEmbed,kaltura/mwEmbed,omridevk/mwEmbed,FlixMaster/mwEmbed,omridevk/mwEmbed,alexmilk/mwEmbed,kaltura/mwEmbed