Adjust the copyright (year 2017) and a minor fix to misc +operator for iterators

benchmark.cxx

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

doc/mainpage.md

@@ -44,6 +44,6 @@ entry might look as follows
 	author = {Huber, Benjamin and Wolf, Sebastian},
 	title = {Xerus - A General Purpose Tensor Library},
 	howpublished = {\url{https://libxerus.org/}},
-	year = {2014--2016}
+	year = {2014--2017}
 }
 ~~~

include/xerus.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/algorithms/adf.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/algorithms/als.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/algorithms/cg.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/algorithms/crossApproximation.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/algorithms/decompositionAls.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/algorithms/iht.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/algorithms/largestEntry.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/algorithms/retractions.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/algorithms/steepestDescent.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/algorithms/uqAdf.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/algorithms/xals.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/basic.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/blasLapackWrapper.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/cholmod_wrapper.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/contractionHeuristic.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/examples/specificLowRankTensors.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published

include/xerus/examples/tensorCompletion.h

 // Xerus - A General Purpose Tensor Library
-// Copyright (C) 2014-2016 Benjamin Huber and Sebastian Wolf. 
+// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
 // 
 // Xerus is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as published