Fix CI installation script

install/install-ci.sh

@@ -8,18 +8,18 @@ if [ "${#}" != 1 ]; then
 fi
 
 BASEDIR=$1
-CURDIR=`pwd`
+BINDIR=$(dirname $0)
 CONDA=${BASEDIR}/bin/conda
 
 echo "[>>] Cleaning conda cache..."
 ${CONDA} clean --all --yes
 
 echo "[>>] Updating conda and conda-build..."
-${CONDA} update -n root conda conda-build --yes
+${CONDA} install -n root conda conda-build --yes
 
 for k in 2.7 3.4 3.5; do
   py=`echo $k | sed -e 's/\.//'`
   e="bob-devel-py$py"
   echo "[>>] Installing CI environment $e using python-$k..."
-  ${CURDIR}/from-scratch.sh ${BASEDIR} $e $k
+  ${BINDIR}/from-scratch.sh ${BASEDIR} $e $k
 done