Test against PhantomJS 2.1.1 on Travis

This will get all the ArrayBuffer & Blob tests passing.

Makefile

@@ -27,4 +27,8 @@ sauce_connect/bin/sc:
 	curl -fsSL http://saucelabs.com/downloads/sc-4.3.16-linux.tar.gz | tar xz -C sauce_connect --strip-components 1
 endif
 
-.PHONY: build clean lint test saucelabs travis
+phantomjs/bin/phantomjs:
+	mkdir -p phantomjs
+	wget https://bitbucket.org/ariya/phantomjs/downloads/phantomjs-2.1.1-linux-x86_64.tar.bz2 -O- | tar xj -C phantomjs --strip-components 1
+
+.PHONY: build clean lint test

script/phantomjs

@@ -17,6 +17,11 @@ STATUS=0
 reporter=dot
 [ -z "$CI" ] || reporter=spec
 
+if [ -n "$TRAVIS" ]; then
+  make phantomjs/bin/phantomjs
+  export PATH="$PWD/phantomjs/bin:$PATH"
+fi
+
 run() {
   phantomjs ./node_modules/mocha-phantomjs-core/mocha-phantomjs-core.js \
     "$1" $reporter "{\"useColors\":true, \"hooks\":\"$PWD/test/mocha-phantomjs-hooks.js\"}" \