fix: Singularity update nglview

singularity/Singularity.1.7.1

@@ -15,6 +15,8 @@ ln -sf /bin/bash /bin/sh
 export SRC_FOLDER="/usr/local/src"
 export CPUS_FOR_MAKE=8
 export PYTHONPATH="/usr/local/lib64/python2.7/site-packages:${PYTHONPATH}"
+# When changing OPENSTRUCTURE_VERSION make sure to change it also in the
+# environment section of singularity recipe (this file).
 export OPENSTRUCTURE_VERSION="1.7.1"
 export OPENSTRUCTURE_SHARE="/usr/local/share/ost"
 export MSMS_VERSION="2.6.1"
@@ -79,7 +81,7 @@ virtualenv --system-site-packages $VIRTUALENV_DIR
 # INSTALL REQUIRED PYTHON PACKAGES
 ##################################
 pip install jupyter==1.0.0 \
-            nglview==1.0
+            nglview==1.1.6
 
 # DOWNLOAD AND INSTALL MSMS
 ##############