Removing "Instance" from messages

ws/Unitmarking/src/main/java/de/hdm_stuttgart/mi/unitmarking/xsd/InstanceTest.java

@@ -63,7 +63,7 @@ public class InstanceTest {
       
       final String result =  reachablePoints + ((1 == reachablePoints) ? " point." : " points.");
       if (testSucceeded) {
-         return "++Instance " + instanceFilename + ": Gaining " + result ;
+         return "++ " + instanceFilename + ": Gaining " + result ;
       } else {
          return "--" + errMsg.get() + " Missing " + result;
       }
@@ -128,9 +128,9 @@ public class InstanceTest {
             log.info("Precondition file '" + preconditionValidFilename.get() + "' is valid");
             preconditionSucceeded = true;            
          } catch (final SAXException e) {
-            tmpPreconditionErrMsg = "Instance " + xmlInstance +
-                  ":\n  Precondition file »" + preconditionValidFilename.get() + "« is invalid:\n  " + 
-            e.getMessage() + "\n ";
+            tmpPreconditionErrMsg = " " + xmlInstance +
+                  ":\n   Precondition file »" + preconditionValidFilename.get() + "« is invalid:\n   " + 
+            e.getMessage() + "\n  ";
             log.info(tmpPreconditionErrMsg + ": " + e.getCause() + ":" + e.getMessage());
          } catch (final IOException e) {
             tmpPreconditionErrMsg = "Instance '" + xmlInstance + ": Precondition file '" + preconditionValidFilename.get() + "' cannot be read:" + e.getMessage();