Merge 1.5.0 changes back to master.

extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/pom.xml

@@ -32,7 +32,7 @@
     <parent>
         <groupId>org.apache.guacamole</groupId>
         <artifactId>guacamole-auth-jdbc</artifactId>
-        <version>1.4.0</version>
+        <version>1.5.0</version>
         <relativePath>../../</relativePath>
     </parent>
 
@@ -64,7 +64,7 @@
         <dependency>
             <groupId>org.mybatis</groupId>
             <artifactId>mybatis-guice</artifactId>
-            <version>3.17</version>
+            <version>3.18</version>
             <exclusions>
 
                 <!-- This dependency appears to be necessary only to provide an