Fixing the installation of dependencies in travis.yml (keras-team#334)

* Added the forgotten semicolon.

* Added the executable bit for cntk

* Install cntk in all cases because of the backend tests.

* Removed progress bar from pip and converted lines endings Win -> Unix

.travis.yml

@@ -46,7 +46,7 @@ install:
   - export LD_LIBRARY_PATH=$HOME/miniconda/envs/test-environment/lib/:$LD_LIBRARY_PATH
 
   - if [[ "$KERAS_BACKEND" == "theano" ]]; then
-      travis_retry conda install -q mkl mkl-service
+      travis_retry conda install -q mkl mkl-service;
     fi
 
   - pip install -e .[tests] --progress-bar off
@@ -55,9 +55,7 @@ install:
   - pip install tensorflow==1.9 --progress-bar off
 
   # install cntk
-  - if [[ "$KERAS_BACKEND" == "cntk" ]] || [[ "$TEST_MODE" == "PEP8" ]]; then
-      ./.travis/install_cntk.sh;
-    fi
+  - ./.travis/install_cntk.sh
 
   # Remove the current backend from the coverage exclusion.
   - sed -i "\/keras\/backend\/${KERAS_BACKEND}_backend.py/d" .coveragerc

.travis/install_cntk.sh

@@ -1,11 +1,11 @@
-set -e
-pip install cntk
-
-# open mpi is needed for cntk
-rm -rf ~/mpi
-mkdir ~/mpi
-pushd ~/mpi
-wget http://cntk.ai/PythonWheel/ForKeras/depends/openmpi_1.10-3.zip
-unzip ./openmpi_1.10-3.zip
-sudo dpkg -i openmpi_1.10-3.deb
-popd
+set -e
+pip install cntk --progress-bar off
+
+# open mpi is needed for cntk
+rm -rf ~/mpi
+mkdir ~/mpi
+pushd ~/mpi
+wget http://cntk.ai/PythonWheel/ForKeras/depends/openmpi_1.10-3.zip
+unzip ./openmpi_1.10-3.zip
+sudo dpkg -i openmpi_1.10-3.deb
+popd