Small change to Dockerfile

Dockerfile

@@ -4,20 +4,23 @@ MAINTAINER John Foster <[email protected]>
 
 ENV HOME /root
 
-RUN apt-get -yq install gfortran python
-RUN apt-get -yq install libblas-dev liblapack-dev
-RUN apt-get -yq install libboost-dev
-RUN apt-get -yq install libopenmpi-dev
-RUN apt-get -yq install cmake
+RUN apt-get -yq install g++ \ 
+                        gfortran \
+                        python \ 
+                        libblas-dev \
+                        liblapack-dev \
+                        libboost-dev \
+                        libopenmpi-dev \
+                        cmake
 
 #Build Trilinos
-RUN wget http://trilinos.sandia.gov/download/files/trilinos-11.8.1-Source.tar.bz2;\
-    tar xjvf trilinos-11.8.1-Source.tar.bz2;\
+RUN wget http://trilinos.sandia.gov/download/files/trilinos-11.8.1-Source.tar.bz2; \
+    tar xjvf trilinos-11.8.1-Source.tar.bz2; \
     mkdir trilinos-11.8.1-Source/build
 ADD trilinos-debian-cmake.sh /trilinos-11.8.1-Source/build/trilinos-debian-cmake.sh
-RUN cd trilinos-11.8.1-Source/build;\
-    ./trilinos-debian-cmake.sh;\
-    make && make install;\
-    cd ../..;\
+RUN cd trilinos-11.8.1-Source/build; \
+    ./trilinos-debian-cmake.sh; \
+    make && make install; \
+    cd ../..; \
     rm -rf trilinos-11.8.1-Source trilinos-11.8.1-Source.tar.bz2