[MRRESOURCES-18] Fix NPE if inceptionYear isn't specified


git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@528024 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/maven/plugin/resources/remote/ProcessRemoteResourcesMojo.java b/src/main/java/org/apache/maven/plugin/resources/remote/ProcessRemoteResourcesMojo.java
index 4af9d64..015e160 100644
--- a/src/main/java/org/apache/maven/plugin/resources/remote/ProcessRemoteResourcesMojo.java
+++ b/src/main/java/org/apache/maven/plugin/resources/remote/ProcessRemoteResourcesMojo.java
@@ -490,13 +490,13 @@
         
         context.put( "presentYear", year );
 
-        if ( project.getInceptionYear().equals( year ) )
+        if ( inceptionYear.equals( year ) )
         {
             context.put( "projectTimespan", year );
         }
         else
         {
-            context.put( "projectTimespan", project.getInceptionYear() + "-" + year );
+            context.put( "projectTimespan", inceptionYear + "-" + year );
         }
     }