Merge pull request #77 from jairideout/issue-36

DOC: add ghc to CentOS instructions

README.md

@@ -117,7 +117,7 @@ administrator to grant you sudo access, or to run these commands for you.
 
         sudo yum groupinstall -y "development tools"
 
-        sudo yum install -y ant compat-gcc-34-g77 java-1.6.0-openjdk java-1.6.0-openjdk-devel freetype freetype-devel zlib-devel mpich2 readline-devel zeromq zeromq-devel gsl gsl-devel libxslt libpng libpng-devel libgfortran mysql mysql-devel libXt libXt-devel libX11-devel mpich2 mpich2-devel libxml2 xorg-x11-server-Xorg dejavu* python-devel sqlite-devel tcl-devel tk-devel R R-devel
+        sudo yum install -y ant compat-gcc-34-g77 java-1.6.0-openjdk java-1.6.0-openjdk-devel freetype freetype-devel zlib-devel mpich2 readline-devel zeromq zeromq-devel gsl gsl-devel libxslt libpng libpng-devel libgfortran mysql mysql-devel libXt libXt-devel libX11-devel mpich2 mpich2-devel libxml2 xorg-x11-server-Xorg dejavu* python-devel sqlite-devel tcl-devel tk-devel R R-devel ghc
 
 ### Installing requisite Python and R packages
 

lib/dependencies.py

@@ -1,14 +1,6 @@
 import commands
 import logging
 
-"""
-not currently checking for these required packages:
-e.g. debian packages: libgsl0-dev, openjdk-6-jdk, libxml2, libxslt1.1, 
-                      libxslt1-dev, ant, subversion, build-essential,
-                      zlib1g-dev, libpng12-dev, libfreetype6-dev
-                      mpich2, libreadline-dev, gfortran, unzip,
-                      libmysqlclient16, libmysqlclient16-dev
-"""
 def dependencies_ok(config):
     log = logging.getLogger(__name__)