update docker file

docker/Dockerfile

@@ -6,7 +6,7 @@ MAINTAINER salmon.maintainer@gmail.com
 
 ENV PACKAGES git gcc make g++ cmake libboost-all-dev liblzma-dev libbz2-dev \
     ca-certificates zlib1g-dev curl unzip autoconf
-ENV SALMON_VERSION v0.7.0
+ENV SALMON_VERSION 0.7.0
 
 # salmon binary will be installed in /home/salmon/bin/salmon
 
@@ -18,11 +18,11 @@ RUN apt-get update && \
     apt-get install -y --no-install-recommends ${PACKAGES} && \
     apt-get clean
 
-RUN curl -k -L https://github.com/COMBINE-lab/salmon/archive/v0.7.0.tar.gz -o salmon-v0.7.0.tar.gz && \
-    tar xzf salmon-v0.7.0.tar.gz && \
-    cd salmon-0.7.0 && \
+RUN curl -k -L https://github.com/COMBINE-lab/salmon/archive/v${SALMON_VERSION}.tar.gz -o salmon-v${SALMON_VERSION}.tar.gz && \
+    tar xzf salmon-v${SALMON_VERSION}.tar.gz && \
+    cd salmon-${SALMON_VERSION} && \
     mkdir build && \
     cd build && \
     cmake .. && make && make install
 
-ENV PATH /home/salmon-0.7.0/bin:${PATH}
+ENV PATH /home/salmon-${SALMON_VERSION}/bin:${PATH}

docker/build_test.sh

@@ -1,2 +1,2 @@
 #! /bin/bash
-docker build -t combinelab/salmon:0.7.1-pre .
+docker build -t combinelab/salmon:0.7.1 .