Update version numbers

CHANGELOG.md

@@ -2,6 +2,12 @@
 
 #### Copyright (C) 2011-19 James D. Mitchell et al.<br/>Licensing information can be found in the LICENSE file.
 
+### Version 3.1.1 (released 15/02/2019)
+
+This is a minor release of the Semigroups package, including some minor changes
+in the kernel module (by Max Horn) and the bibliography section of the manual
+has been fixed and updated (by Murray Whyte).
+
 ### Version 3.1.0 (released 14/01/2019)
 
 This is a major release of the Semigroups package, including several changes to

PackageInfo.g

@@ -9,13 +9,13 @@
 ##
 
 ##  <#GAPDoc Label="PKGVERSIONDATA">
-##  <!ENTITY VERSION "3.1.0">
+##  <!ENTITY VERSION "3.1.1">
 ##  <!ENTITY GAPVERS "4.9.0">
 ##  <!ENTITY DIGRAPHSVERS "0.12.0">
 ##  <!ENTITY ORBVERS "4.8.1">
 ##  <!ENTITY IOVERS "4.5.1">
 ##  <!ENTITY GENSSVERS "1.6.5">
-##  <!ENTITY ARCHIVENAME "semigroups-3.1.0">
+##  <!ENTITY ARCHIVENAME "semigroups-3.1.1">
 ##  <!ENTITY COPYRIGHTYEARS "2011-19">
 ##  <#/GAPDoc>
 
@@ -47,8 +47,8 @@ _STANDREWS := Concatenation(["Mathematical Institute, ",
 SetPackageInfo(rec(
 PackageName := "Semigroups",
 Subtitle := "A package for semigroups and monoids",
-Version := "3.1.0",
-Date := "14/01/2019",
+Version := "3.1.1",
+Date := "15/02/2019",
 ArchiveFormats := ".tar.gz",
 
 SourceRepository := rec(

VERSION

@@ -1 +1 @@
-3.1.0
+3.1.1

VERSIONS

@@ -9,6 +9,7 @@
 ##
 ##
 
+release 3.1.1  - 15/02/2019
 release 3.1.0  - 14/01/2019
 release 3.0.20 - 01/10/2018
 release 3.0.19 - 18/09/2018