Update phantomjs docker file

Author: Jacob Middag

config/Dockerfile-phantomjs

@@ -2,16 +2,16 @@ FROM ubuntu:14.04
 
 EXPOSE 8910
 
-ENV PHANTOM_JS_VERSION 1.9.7-linux-x86_64
+ENV PHANTOM_JS_VERSION 2.0.0
 
 RUN apt-get update
-RUN apt-get install -yqq curl libfreetype6 libfontconfig
-  # make ruby python git g++ flex bison gperf perl \
-  # libfontconfig1-dev libicu-dev libfreetype6 \
-  # libssl-dev libpng-dev libjpeg-dev
-# RUN git clone git://github.com/ariya/phantomjs.git && cd phantomjs && ./build.sh && send "y\n"
+RUN apt-get install -yqq build-essential g++ flex bison gperf ruby perl \
+  libsqlite3-dev libfontconfig1-dev libicu-dev libfreetype6 libssl-dev \
+  libpng-dev libjpeg-dev python libx11-dev libxext-dev \
+  curl
+RUN curl -sSL https://github.com/ariya/phantomjs/archive/$PHANTOM_JS_VERSION.tar.gz | tar xz
+RUN ln -sf phantomjs-$PHANTOM_JS_VERSION /phantomjs
+RUN cd /phantomjs && ./build.sh --confirm
 
-RUN curl -sSL https://bitbucket.org/ariya/phantomjs/downloads/phantomjs-$PHANTOM_JS_VERSION.tar.bz2 | tar xjC /
-RUN ln -s phantomjs-$PHANTOM_JS_VERSION /phantomjs
 
 CMD ["/phantomjs/bin/phantomjs", "--webdriver=8910"]