Make groovy scripts available as executables

Change-Id: I2d3316769de8453e34656c32d66574c3f6085804
diff --git a/pom.xml b/pom.xml
index 5f0531a..6a16bc1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -159,7 +159,7 @@
                 </executions>
                 <configuration>
                     <binFolder>bin</binFolder>
-                    <extraJvmArguments>-Xmx512000m</extraJvmArguments>
+                    <extraJvmArguments>-XX:MaxRAMPercentage=85 -Dgroovy.grape.enable=false</extraJvmArguments>
                     <binFileExtensions>
                         <unix/>
                     </binFileExtensions>
@@ -168,6 +168,18 @@
                             <mainClass>org.ids_mannheim.TotalNGrams</mainClass>
                             <id>totalngrams</id>
                         </program>
+                        <program>
+                            <mainClass>org.ids_mannheim.GeneratePseudonymKey</mainClass>
+                            <id>generate_pseudonym_key</id>
+                        </program>
+                        <program>
+                            <mainClass>org.ids_mannheim.Pseudonymize</mainClass>
+                            <id>pseudonymize</id>
+                        </program>
+                        <program>
+                            <mainClass>org.ids_mannheim.FilterKeys</mainClass>
+                            <id>filter_keys</id>
+                        </program>
                     </programs>
                 </configuration>
             </plugin>