GUACAMOLE-1906: Bump version numbers to 1.5.5.

extensions/guacamole-auth-header/pom.xml

@@ -26,14 +26,14 @@
     <groupId>org.apache.guacamole</groupId>
     <artifactId>guacamole-auth-header</artifactId>
     <packaging>jar</packaging>
-    <version>1.5.4</version>
+    <version>1.5.5</version>
     <name>guacamole-auth-header</name>
     <url>http://guacamole.apache.org/</url>
 
     <parent>
         <groupId>org.apache.guacamole</groupId>
         <artifactId>extensions</artifactId>
-        <version>1.5.4</version>
+        <version>1.5.5</version>
         <relativePath>../</relativePath>
     </parent>
 
@@ -43,7 +43,7 @@
         <dependency>
             <groupId>org.apache.guacamole</groupId>
             <artifactId>guacamole-ext</artifactId>
-            <version>1.5.4</version>
+            <version>1.5.5</version>
             <scope>provided</scope>
         </dependency>