Remove previous tag "latest-master" before uploading new one

upload-binaries.sh

@@ -49,6 +49,11 @@ if [ "$TRAVIS_BRANCH" == "master" ]; then
   curl -X DELETE -H "Authorization: token ${GH_TOKEN}" \
      "https://api.github.com/repos/WagicProject/wagic/releases/${ID_TO_DELETE}"
 
+  # delete previous tag
+  curl -X DELETE -H "Authorization: token ${GH_TOKEN}" \
+    "https://api.github.com/repos/WagicProject/wagic/git/refs/tags/latest-master"
+
+
   echo -e "Creating a release\n"
   curl -X POST -H "Authorization: token ${GH_TOKEN}" \
       -d '{"tag_name": "latest-master", "target_commitish": "master", "name": "master-'${TRAVIS_BUILD_NUMBER}'", "body": "Automatic release based on latest commit to master branch generated by Travis CI", "draft": false, "prerelease": true}' "https://api.github.com/repos/WagicProject/wagic/releases" > json.txt