Merge remote-tracking branch 'upstream/develop' into develop

Author: ivanlanin

LICENSE

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+PHPWord, a pure PHP library for reading and writing word processing documents.
+
+Copyright (c) 2010-2014 PHPWord.
+
+PHPWord is free software: you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License version 3 as published by
+the Free Software Foundation.
+
+PHPWord is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU Lesser General Public License version 3 for more details.
+
+You should have received a copy of the GNU Lesser General Public License version 3
+along with PHPWord. If not, see <http://www.gnu.org/licenses/>.