clean up unused dependencies

e2e/migrations/Dockerfile

@@ -6,18 +6,10 @@ RUN apt-get install -y \
     build-essential \
     git \
     golang \
-    liblxc1 \
-    libpcre3-dev \
-    lxc-dev \
-    lxc-templates \
-    pkg-config
-
-ENV NOMAD_VERSION 0.7.0-beta1
-ENV NOMAD_SHA256 174794d96d2617252875e2e2ff9e496120acc4a97be54965c324b9a5d11b37ab
+    liblxc1
 
 ENV GOPATH=$HOME/gopkg
 ENV PATH=$PATH:$GOPATH/bin:/usr/local/lib
-ENV LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib
 
 COPY nomad /bin/nomad
 

e2e/migrations/docker-run.sh

@@ -1,3 +1,3 @@
-CURRENT_DIRECTORY=` pwd`
+CURRENT_DIRECTORY=`pwd`
 
 docker run --privileged -v $CURRENT_DIRECTORY:/gopkg/src/migrations -it nomad-e2e /bin/bash -c "cd gopkg/src/migrations && go test"