switched to juliareleases

Author: benhamner

Dockerfile

@@ -4,7 +4,7 @@ FROM ubuntu:14.04
 
 RUN  apt-get install git software-properties-common curl wget gettext libcairo2 libpango1.0-0 -y && \
      add-apt-repository ppa:staticfloat/julia-deps -y && \
-     add-apt-repository ppa:staticfloat/julianightlies -y && \
+     add-apt-repository ppa:staticfloat/juliareleases -y && \
      apt-get update -qq -y && \
      apt-get install libpcre3-dev julia -y && \
      julia -e 'Pkg.init(); Pkg.update()' && \