Travis should upload .sym files to the symbols branch

.travis/upload_symbols.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+set -e
+
+commit_message=$(git log -1 --pretty=%B)
+
+mkdir symbols
+pushd symbols
+
+git clone -b symbols https://github.com/pret/pokecrystal
+cp ../*.sym .
+git add *.sym
+git -c user.name='travis' -c user.email='travis@travis-ci.org' commit -m "$commit_message"
+git push -f -q https://Rangi42:$GITHUB_API_KEY@github.com/pret/pokecrystal symbols &>/dev/null
+
+popd