Set version to 1.3.31

Author: asturio

openpdf-fonts-extra/pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.github.librepdf</groupId>
     <artifactId>openpdf-parent</artifactId>
-    <version>1.3.31-SNAPSHOT</version>
+    <version>1.3.31</version>
   </parent>
 
   <artifactId>openpdf-fonts-extra</artifactId>

openpdf/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.github.librepdf</groupId>
         <artifactId>openpdf-parent</artifactId>
-        <version>1.3.31-SNAPSHOT</version>
+        <version>1.3.31</version>
     </parent>
 
     <artifactId>openpdf</artifactId>

pdf-swing/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.github.librepdf</groupId>
         <artifactId>openpdf-parent</artifactId>
-        <version>1.3.31-SNAPSHOT</version>
+        <version>1.3.31</version>
     </parent>
 
     <artifactId>pdf-swing</artifactId>

pdf-toolbox/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.github.librepdf</groupId>
         <artifactId>openpdf-parent</artifactId>
-        <version>1.3.31-SNAPSHOT</version>
+        <version>1.3.31</version>
     </parent>
 
     <artifactId>pdf-toolbox</artifactId>

pom.xml

@@ -5,7 +5,7 @@
 
     <groupId>com.github.librepdf</groupId>
     <artifactId>openpdf-parent</artifactId>
-    <version>1.3.31-SNAPSHOT</version> <!-- artifact.version -->
+    <version>1.3.31</version> <!-- artifact.version -->
     <packaging>pom</packaging>
 
     <!-- please run mvn tidy:pom once in a while -->