update licensing

blobs/pbslicense.txt

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+PBS Pro licensing is reserved by Altair Engineering.
+See and Refer https://raw.githubusercontent.com/PBSPro/pbspro/master/PBS_License.txt
+-------------------------------------------------------------------------------
+Copyright (C) 1994-2019 Altair Engineering, Inc.
+For more information, contact Altair at www.altair.com.
+
+This file is part of the PBS Professional ("PBS Pro") software.
+
+Open Source License Information:
+
+PBS Pro is free software. You can redistribute it and/or modify it under the
+terms of the GNU Affero General Public License as published by the Free
+Software Foundation, either version 3 of the License, or (at your option) any
+later version.
+
+PBS Pro 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 Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+Commercial License Information:
+
+For a copy of the commercial license terms and conditions,
+go to: (http://www.pbspro.com/UserArea/agreement.html)
+or contact the Altair Legal Department.
+
+Altair’s dual-license business model allows companies, individuals, and
+organizations to create proprietary derivative works of PBS Pro and
+distribute them - whether embedded or bundled with other software -
+under a commercial license agreement.
+
+Use of Altair’s trademarks, including but not limited to "PBS™",
+"PBS Professional®", and "PBS Pro™" and Altair’s logos is subject to Altair's
+trademark licensing policies.