Conform to the auto-merging guidelines

Move the `TagBot.yml` in the proper location.
Add the GNU GPL3 license to be able to auto-merge

.github/workflows/TagBot.yml

@@ -0,0 +1,17 @@
+name: TagBot
+on:
+  issue_comment:
+    types:
+      - created
+  workflow_dispatch:
+jobs:
+  TagBot:
+    if: github.event_name == 'workflow_dispatch' || github.actor == 'JuliaTagBot'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: JuliaRegistries/TagBot@v1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          user: Elias Bouacida
+          email: elias@bouacida.fr
+          ssh: ${{ secrets.DOCUMENTER_KEY }}

.gitignore

@@ -1,13 +1,5 @@
 
-src/.ipynb_checkpoints/Preferences-checkpoint.jl
-.ipynb_checkpoints/Manifest-checkpoint.toml
-.ipynb_checkpoints/Project-checkpoint.toml
-.ipynb_checkpoints/README-checkpoint.md
-src/.ipynb_checkpoints/Cyclicity-checkpoint.jl
-src/.ipynb_checkpoints/Degree-checkpoint.jl
-src/.ipynb_checkpoints/Predictions-checkpoint.jl
-src/.ipynb_checkpoints/RevealedPreferences-checkpoint.jl
-src/Rationality/.ipynb_checkpoints/Axioms-checkpoint.jl
-src/Rationality/.ipynb_checkpoints/Indices-checkpoint.jl
-test/.ipynb_checkpoints/runtests-checkpoint.jl
-.ipynb_checkpoints/TagBot-checkpoint.yml
+.ipynb_checkpoints/*
+src/.ipynb_checkpoints/*
+src/Rationality/.ipynb_checkpoints/*
+test/.ipynb_checkpoints/*

LICENSE.md

@@ -0,0 +1,23 @@
+The RevealedPreference.jl package is licensed under the GNU GPL-3.0 license.
+
+> The RevealedPreferences.jl package aims at deducing preferences from data of observed choices.  
+> Copyright (C) 2021 [Elias Bouacida](mailto:elias@bouacida.fr)  
+> This program 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 program 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/>.
+
+RevealedPreferences depends on other Julia packages that may have different licenses:
+
+- LightGraphs
+- DataFrames
+- IterTools
+- GLPK
+
+The algorithms in this package have benefited from my work with [Daniel Martin](http://www.martinonline.org/daniel/research.html).