Update binary generator

scripts/travis_update_generated_repos.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+# Do not build pull requests
+if [[ $TRAVIS_PULL_REQUEST != "false" ]]
+then
+	exit 0
+fi
+
+# Do only build master branch
+if [[ $TRAVIS_BRANCH != "master" ]]
+then
+	exit 0
+fi
+
+git remote rename origin upstream
+git config --global user.email "bot@pixhawk.org"
+git config --global user.name "PX4BuildBot"
+git config credential.helper "store --file=.git/credentials"
+echo "https://${GH_TOKEN}:@github.com" > .git/credentials
+
+# Build C library
+mkdir -p include/mavlink/v1.0
+cd include/mavlink/v1.0 && git clone https://github.com:mavlink/c_library.git
+./scripts/update_c_library.sh
+
+# XXX add build steps for other libraries as well