chore(travis): automatically deploy `for-jenkins-release` branch on tag

To trigger a windows release build.

.travis.yml

@@ -24,6 +24,7 @@ matrix:
 script: "./.travis/$JOB.sh"
 
 deploy:
+  # osx binary
   provider: releases
   api_key:
     secure: "BRbzTWRvadALRQSTihMKruOj64ydxusMUS9FQR//qFlS345ZYfYta43W//4LcWWDKtj6IvA6DRqNdabgWnpbpxpnm9gVftGUdOKlU3niPZhwsMkB2M12QHUnAP6DVOfGPvdciBV+6mu73SSxniEcrYjZ1CrRX7mknmehPpVKxNk="
@@ -34,6 +35,14 @@ deploy:
     tags: true
   skip_cleanup: true
 
+  # branch for windows jenkins build
+  provider: script
+  script: .travis/deploy-jenkins-branch.sh
+  on:
+    tags: true
+  skip_cleanup: true
+
+
 after_success:
   ->
   test $TRAVIS_PULL_REQUEST == "false"

.travis/deploy-jenkins-branch.sh

@@ -0,0 +1,24 @@
+#!/bin/bash
+#
+#    Copyright © 2016 by The qTox Project Contributors
+#
+#    This program is libre 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/>.
+#
+
+# push latest tag to the `for-jenkins-release` branch to trigger a windows
+# release build
+# 
+# should be run only when a new tag is pushed
+git push --force "https://${GH_DEPLOY_JENKINS}@github.com/qTox/qTox.git" \
+    $(git describe --abbrev=0):for-jenkins-release