Add internal API to manually invoke invitation manager.

src/main/java/io/kamax/mxisd/config/InternalAPIConfig.java

@@ -0,0 +1,24 @@
+package io.kamax.mxisd.config;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class InternalAPIConfig {
+
+    private final static Logger log = LoggerFactory.getLogger(InternalAPIConfig.class);
+
+    private boolean enabled = false;
+
+    public boolean isEnabled() {
+        return enabled;
+    }
+
+    public void setEnabled(boolean enabled) {
+        this.enabled = enabled;
+    }
+
+    public void build() {
+        log.info("--- Internal API config ---");
+        log.info("Internal API enabled: {}", isEnabled());
+    }
+}

src/main/java/io/kamax/mxisd/config/MxisdConfig.java

@@ -118,6 +118,7 @@ public class MxisdConfig {
     private PolicyConfig policy = new PolicyConfig();
     private HashingConfig hashing = new HashingConfig();
     private LoggingConfig logging = new LoggingConfig();
+    private InternalAPIConfig internal = new InternalAPIConfig();
 
     public AppServiceConfig getAppsvc() {
         return appsvc;
@@ -358,6 +359,14 @@ public class MxisdConfig {
         return this;
     }
 
+    public InternalAPIConfig getInternal() {
+        return internal;
+    }
+
+    public void setInternal(InternalAPIConfig internal) {
+        this.internal = internal;
+    }
+
     public MxisdConfig build() {
         getLogging().build();
 
@@ -394,6 +403,7 @@ public class MxisdConfig {
         getWordpress().build();
         getPolicy().build();
         getHashing().build(getMatrix());
+        getInternal().build();
 
         return this;
     }