test/coord2d: add missing <array> include.

test/coord2d.cc

@@ -1,25 +1,26 @@
-//
-// Project: scccl
-// File: test/math/geom2d_test.cpp
-// Author: Kyle Isom
-// Date: 2017-06-05
-//
-// geom2d_test runs a set of unit tests on the 2D parts of the
-// math::geom namespace.
-//
-// Copyright 2017 Kyle Isom <kyle@imap.cc>
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
+///
+/// \file tset/coord2d.cc
+/// \author K.Isom <kyle@imap.cc>
+/// \date 2017-06-05
+/// \brief Unit tests on 2D geometry code.
+///
+/// Copyright 2017 K. Isom <kyle@imap.cc>
+///
+/// Permission to use, copy, modify, and/or distribute this software for
+/// any purpose with or without fee is hereby granted, provided that
+/// the above copyright notice and this permission notice appear in all /// copies.
+///
+/// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+/// WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+/// WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
+/// AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
+/// DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA
+/// OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+/// TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+/// PERFORMANCE OF THIS SOFTWARE.
+///
+
+#include <array>
 #include <iostream>
 #include <vector>