Going on with packaging, specifically improving the d/copyright.

debian/copyright

-Format: http://dep.debian.net/deps/dep5
+Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Upstream-Name: xtpcpp
-Source: https://sourcesup.renater.fr/projects/xtandempipeline/
+Source: htpps://forgemia.inra.fr/pappso/xtpcpp 
 
 Files: *
-Copyright: Olivier Langella <olivier.langella@u-psud.fr>
-License: GPL-3.0+
+Copyright: 2015-2020 Olivier Langella <olivier.langella@universite-paris-saclay.fr>
+ 2020 Filippo Rusconi <filippo.rusconi@universite-paris-saclay.fr>
+License: GPL-3+
 
-Files: */src/resources/icons/apache/unicons
-Copyright: Unicons <https://iconscout.com/unicons>
-License: Apache 2.0
 
-Files: */src/resources/icons/mit/ionicons
-Copyright: ionic team <https://github.com/ionic-team/ionicons>
+License: GPL-3+
+ This package is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+ .
+ This package 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 General Public License for more details.
+ .
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>
+ .
+ On Debian systems, the complete text of the GNU General
+ Public License version 3 can be found in "/usr/share/common-licenses/GPL-3".
+
+
+Files: src/resources/icons/apache/unicons/*
+Copyright: Unicons <https://github.com/Iconscout/unicons/>
+License: Apache-2.0
+ Apache License Version 2.0
+ .
+ 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.
+ 
+
+License: MIT
+ Permission is hereby granted, free of charge, to any person obtaining a copy of
+ this software and associated documentation files (the "Software"), to deal in
+ the Software without restriction, including without limitation the rights to
+ use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ the Software, and to permit persons to whom the Software is furnished to do so,
+ subject to the following conditions:
+ .
+ The above copyright notice and this permission notice shall be included in all
+ copies or substantial portions of the Software.
+ .
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ Licensed under the MIT License (the "License"); you may not use this file except
+ in compliance with the License. You may obtain a copy of the License at .
+ http://opensource.org/licenses/MIT .  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.
+
+
+Files: src/resources/icons/mit/ionicons/*
+Copyright: 2015-2020 ionic team <https://github.com/ionic-team/ionicons>
 License: MIT
 
-Files: */src/resources/icons/mit/jamicons
-Copyright: Michael Amprimo <https://github.com/michaelampr/jam>
+
+Files: src/resources/icons/mit/jamicons/*
+Copyright: 2017-2020 Michael Amprimo <https://github.com/michaelampr/jam>
 License: MIT
+
+
+Files: debian/*
+Copyright: 2015-2020 Olivier Langella <olivier.langella@universite-paris-saclay.fr>
+ 2020 Filippo Rusconi <filippo.rusconi@universite-paris-saclay.fr>
+License: GPL-3+
+
+
+