Updated dockerfile

  - hattip - michaelherold/pyIsEmail#6

Dockerfile

@@ -1,16 +1,10 @@
 FROM ubuntu:14.04
 
 # Configure apt
-
 RUN echo 'deb http://us.archive.ubuntu.com/ubuntu/ precise universe' >> /etc/apt/sources.list
 RUN apt-get -y update
 
-RUN apt-get install -y build-essential git curl
-RUN apt-get install -y python python-dev python-setuptools
-RUN apt-get install -y software-properties-common python-software-properties
-RUN apt-get install -y libpq-dev libffi-dev libxml2-dev libxslt1-dev 
-RUN apt-get install -y pandoc
-RUN apt-get install -y nodejs
+RUN apt-get install -y build-essential git curl python python-dev python-setuptools software-properties-common python-software-properties libpq-dev libffi-dev libxml2-dev libxslt1-dev pandoc nodejs libjpeg-dev
 RUN easy_install-2.7 pip
 
 # add our requirements
@@ -19,9 +13,6 @@ ADD requirements.txt /code/hasjob/requirements.txt
 # run pip install
 RUN pip2.7 install -r /code/hasjob/requirements.txt
 
-RUN pip2.7 uninstall dnspython3 -y
-RUN git clone https://github.com/rthalley/dnspython && cd dnspython && python setup.py install && cd .. && rm -rf dnspython
-
 # copy over our code
 ADD . /code/hasjob