Remove copyright YEAR from license header for pluginfw files.

Libs/PluginFramework/ctkPluginTracker.cpp

@@ -2,7 +2,7 @@
 
   Library: CTK
 
-  Copyright (c) 2010 German Cancer Research Center,
+  Copyright (c) German Cancer Research Center,
     Division of Medical and Biological Informatics
 
   Licensed under the Apache License, Version 2.0 (the "License");

Libs/PluginFramework/ctkPluginTracker.h

@@ -2,7 +2,7 @@
 
   Library: CTK
 
-  Copyright (c) 2010 German Cancer Research Center,
+  Copyright (c) German Cancer Research Center,
     Division of Medical and Biological Informatics
 
   Licensed under the Apache License, Version 2.0 (the "License");

Libs/PluginFramework/ctkPluginTrackerCustomizer.h

@@ -2,7 +2,7 @@
 
   Library: CTK
 
-  Copyright (c) 2010 German Cancer Research Center,
+  Copyright (c) German Cancer Research Center,
     Division of Medical and Biological Informatics
 
   Licensed under the Apache License, Version 2.0 (the "License");

Libs/PluginFramework/ctkPluginTrackerPrivate.cpp

@@ -2,7 +2,7 @@
 
   Library: CTK
 
-  Copyright (c) 2010 German Cancer Research Center,
+  Copyright (c) German Cancer Research Center,
     Division of Medical and Biological Informatics
 
   Licensed under the Apache License, Version 2.0 (the "License");

Libs/PluginFramework/ctkPluginTrackerPrivate.h

@@ -2,7 +2,7 @@
 
   Library: CTK
 
-  Copyright (c) 2010 German Cancer Research Center,
+  Copyright (c) German Cancer Research Center,
     Division of Medical and Biological Informatics
 
   Licensed under the Apache License, Version 2.0 (the "License");

Libs/PluginFramework/ctkTrackedPlugin.cpp

@@ -2,7 +2,7 @@
 
   Library: CTK
 
-  Copyright (c) 2010 German Cancer Research Center,
+  Copyright (c) German Cancer Research Center,
     Division of Medical and Biological Informatics
 
   Licensed under the Apache License, Version 2.0 (the "License");

Libs/PluginFramework/ctkTrackedPlugin_p.h

@@ -2,7 +2,7 @@
 
   Library: CTK
 
-  Copyright (c) 2010 German Cancer Research Center,
+  Copyright (c) German Cancer Research Center,
     Division of Medical and Biological Informatics
 
   Licensed under the Apache License, Version 2.0 (the "License");