+# Incremented to format 50, 9 May 2014 by forenr
+# Removal of "Separator" layouts
+
+# Incremented to format 51, 29 May 2014 by spitz
+# New Style tag "ToggleIndent"
+
+# Incremented to format 52, 1 December 2014 by spitz
+# New InsetLayout tag "ForceOwnlines"
+
+# Incremented to format 53, 7 December 2014 by spitz
+# New InsetLayout tag "ObsoletedBy"
+
+# Incremented to format 54, 11 Jan 2014 by gb
+# New InsetLayout tag "FixedWidthPreambleEncoding"
+
+# Incremented to format 55, 20 April 2015 by spitz
+# New InsetLayout and Layout tags "PassThruChars"
+
+# Incremented to format 56, 20 May 2015 by spitz
+# New Float tags "AllowedPlacement", "AllowsWide", "AllowsSideways"
+
+# Incremented to format 57, 30 May 2015 by spitz
+# New Layout tag "ParagraphGroup"
+
+# Incremented to format 58, 5 December 2015, by rgh
+# New Layout tag "ProvideStyle"
+# Change "IfStyle" to "ModifyStyle"
+
+# Incremented to format 59, 22 November 2015 by gm
+# New Tag "OutlinerName"
+# New Layout tags "AddToToc", "IsTocCaption"
+# New Layout argument tag "IsTocCaption"
+
+# Incremented to format 60, 25 March 2016 by lasgouttes
+# Rename caption subtype LongTableNoNumber to Unnumbered
+
+# Incremented to format 61, 14 October 2016 by spitz
+# New Layout tags "ResumeCounter", "StepMasterCounter"
+
+# Incremented to format 62, 21 October 2016 by spitz
+# New Layout argument tag "PassThru"
+
+# Incremented to format 63, 7 January 2017 by spitz
+# - New textclass tags CiteFramework, MaxCiteNames (for cite engines)
+# - Extended InsetCite syntax.
+