Refactor travis-ci to use parallel jobs

scripts/travis/install-deps.sh

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+set -ex
+
+scripts/fetchdep.sh matrix-org matrix-js-sdk
+rm -r node_modules/matrix-js-sdk || true
+ln -s ../matrix-js-sdk node_modules/matrix-js-sdk
+
+cd matrix-js-sdk
+npm install
+cd ..

scripts/travis/test-riot.sh

@@ -0,0 +1,41 @@
+#!/bin/bash
+#
+# script which is run by the travis build (after `npm run test`).
+#
+# clones riot-web develop and runs the tests against our version of react-sdk.
+
+set -ev
+
+RIOT_WEB_DIR=riot-web
+REACT_SDK_DIR=`pwd`
+
+scripts/fetchdep.sh vector-im riot-web
+pushd "$RIOT_WEB_DIR"
+
+mkdir node_modules
+npm install
+
+# use the version of js-sdk we just used in the react-sdk tests
+rm -r node_modules/matrix-js-sdk
+ln -s "$REACT_SDK_DIR/node_modules/matrix-js-sdk" node_modules/matrix-js-sdk
+
+# ... and, of course, the version of react-sdk we just built
+rm -r node_modules/matrix-react-sdk
+ln -s "$REACT_SDK_DIR" node_modules/matrix-react-sdk
+
+npm run build
+npm run test
+popd
+
+if [ "$TRAVIS_BRANCH" = "develop" ]
+then
+    # run end to end tests
+    scripts/fetchdep.sh matrix-org matrix-react-end-to-end-tests master
+    pushd matrix-react-end-to-end-tests
+    ln -s $REACT_SDK_DIR/$RIOT_WEB_DIR riot/riot-web
+    # PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true ./install.sh
+    # CHROME_PATH=$(which google-chrome-stable) ./run.sh
+    ./install.sh
+    ./run.sh --travis
+    popd
+fi