[MASSEMBLY-818] Remove deprecated parameters for the single goal

Updated warning message about setting 'appendAssemblyId' to false: 'classifier' option was removed so it should not be mentioned anymore.

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1754565 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/maven-assembly-plugin/src/main/java/org/apache/maven/plugins/assembly/mojos/AbstractAssemblyMojo.java b/maven-assembly-plugin/src/main/java/org/apache/maven/plugins/assembly/mojos/AbstractAssemblyMojo.java
index b1392a1..06253d1 100644
--- a/maven-assembly-plugin/src/main/java/org/apache/maven/plugins/assembly/mojos/AbstractAssemblyMojo.java
+++ b/maven-assembly-plugin/src/main/java/org/apache/maven/plugins/assembly/mojos/AbstractAssemblyMojo.java
@@ -490,8 +490,7 @@
                             {
                                 final StringBuilder message = new StringBuilder();
 
-                                message.append( "Configuration options: 'appendAssemblyId' is set to false, "
-                                                    + "and 'classifier' is missing." );
+                                message.append( "Configuration option 'appendAssemblyId' is set to false." );
                                 message.append( "\nInstead of attaching the assembly file: " ).append( destFile );
                                 message.append( ", it will become the file for main project artifact." );
                                 message.append( "\nNOTE: If multiple descriptors or descriptor-formats are provided "