BF: Explicitly test/install fsl-mni152-templates package

Dockerfile

@@ -27,7 +27,7 @@ RUN bash -c "sed -i -e 's,http://neuro.debian.net/debian/* ,http://snapshot-neur
 RUN bash -c "curl -s http://neuro.debian.net/_files/knock-snapshots;"
 RUN bash -c "eatmydata apt-get update; eatmydata apt-get dist-upgrade -y;"
 # We might be just fine with the core here
-RUN bash -c "eatmydata apt-get install -y -q fsl-core fsl-first-data"
+RUN bash -c "eatmydata apt-get install -y -q fsl-core fsl-first-data fsl-mni152-templates"
 
 RUN apt-get clean && \
     rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* /boot /media /mnt /srv

Simple_Prep.sh

@@ -22,11 +22,17 @@ echo "FSL bet is available"
 
 # Check if first models are available
 
-if ! /bin/ls $FSLDIR/data/first/models* | grep -q .; then
+if ! /bin/ls $FSLDIR/data/first/models* >/dev/null; then
     errorout "No first data found (fsl-first-data package on Debians)"
 fi
 echo "FSL first data found"
 
+if ! /bin/ls $FSLDIR/data/standard/MNI152_T1_1mm.nii.gz >/dev/null; then
+    errorout "No FSL MNI templates found (fsl-mni152-templates package on Debians)"
+fi
+echo "FSL MNI templates found"
+
+
 # Check if curl is available
 [ ! $(command -v curl) ] && echo "No curl: Make sure a version of curl is installed and available." && kill -INT $$
 echo "curl is available"