keycloak-aplcache

diff --git a/pom.xml b/pom.xml
index bb9a820..ec5cc80 100755
--- a/pom.xml
+++ b/pom.xml
@@ -81,6 +81,7 @@
         <greenmail.version>1.3.1b</greenmail.version>
         <xmlsec.version>1.5.1</xmlsec.version>
 
+        <enforcer.plugin.version>1.4</enforcer.plugin.version>
         <jboss.as.plugin.version>7.5.Final</jboss.as.plugin.version>
         <wildfly.plugin.version>1.0.1.Final</wildfly.plugin.version>
         <minify.plugin.version>1.7.2</minify.plugin.version>
@@ -162,16 +163,16 @@
                 <artifactId>relaxngDatatype</artifactId>
                 <version>${github.relaxng.version}</version>
             </dependency>
-        <dependency>
-            <groupId>com.sun.istack</groupId>
-            <artifactId>istack-commons-runtime</artifactId>
-            <version>${sun.istack.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>com.sun.istack</groupId>
-            <artifactId>istack-commons-tools</artifactId>
-            <version>${sun.istack.version}</version>
-        </dependency>
+            <dependency>
+                <groupId>com.sun.istack</groupId>
+                <artifactId>istack-commons-runtime</artifactId>
+                <version>${sun.istack.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>com.sun.istack</groupId>
+                <artifactId>istack-commons-tools</artifactId>
+                <version>${sun.istack.version}</version>
+            </dependency>
             <dependency>
                 <groupId>com.sun.xml.bind.external</groupId>
                 <artifactId>rngom</artifactId>
@@ -516,16 +517,16 @@
                 <version>${mysql.version}</version>
                 <scope>test</scope>
             </dependency>
-           <dependency>
-               <groupId>org.apache.httpcomponents</groupId>
-               <artifactId>httpclient</artifactId>
-               <version>${apache.httpcomponents.version}</version>
-           </dependency>
-           <dependency>
-               <groupId>org.apache.httpcomponents</groupId>
-               <artifactId>httpcore</artifactId>
-               <version>${apache.httpcomponents.httpcore.version}</version>
-           </dependency>
+            <dependency>
+                <groupId>org.apache.httpcomponents</groupId>
+                <artifactId>httpclient</artifactId>
+                <version>${apache.httpcomponents.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.apache.httpcomponents</groupId>
+                <artifactId>httpcore</artifactId>
+                <version>${apache.httpcomponents.httpcore.version}</version>
+            </dependency>
             <dependency>
                 <groupId>org.apache.httpcomponents</groupId>
                 <artifactId>httpmime</artifactId>
@@ -885,7 +886,8 @@
                 <groupId>org.keycloak</groupId>
                 <artifactId>keycloak-wf9-server-subsystem</artifactId>
                 <version>${project.version}</version>
-            </dependency>            <dependency>
+            </dependency>            
+            <dependency>
                 <groupId>org.keycloak</groupId>
                 <artifactId>keycloak-subsystem</artifactId>
                 <version>${project.version}</version>
@@ -1131,12 +1133,6 @@
             </dependency>
             <dependency>
                 <groupId>org.keycloak</groupId>
-                <artifactId>keycloak-server-overlay</artifactId>
-                <version>${project.version}</version>
-                <type>zip</type>
-            </dependency>
-            <dependency>
-                <groupId>org.keycloak</groupId>
                 <artifactId>keycloak-wf8-adapter-dist</artifactId>
                 <version>${project.version}</version>
                 <type>zip</type>
@@ -1162,8 +1158,8 @@
             <dependency>
                 <groupId>org.keycloak</groupId>
                 <artifactId>keycloak-server-feature-pack</artifactId>
-                    <version>${project.version}</version>
-                    <type>zip</type>
+                <version>${project.version}</version>
+                <type>zip</type>
             </dependency>
             <dependency>
                 <groupId>org.keycloak</groupId>
@@ -1288,7 +1284,27 @@
                     <groupId>org.wildfly.build</groupId>
                     <artifactId>wildfly-server-provisioning-maven-plugin</artifactId>
                     <version>${wildfly.build-tools.version}</version>
-                </plugin>                 
+                </plugin>
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-enforcer-plugin</artifactId>
+                    <version>${enforcer.plugin.version}</version>
+                    <executions>
+                        <execution>
+                            <id>enforce-maven</id>
+                            <goals>
+                                <goal>enforce</goal>
+                            </goals>
+                            <configuration>
+                                <rules>
+                                    <requireMavenVersion>
+                                        <version>3.1.1</version>
+                                    </requireMavenVersion>
+                                </rules>    
+                            </configuration>
+                        </execution>
+                    </executions>
+                </plugin>               
             </plugins>
         </pluginManagement>
     </build>