Prepare 2.1.5 release

Author: fchollet

keras/__init__.py

@@ -23,4 +23,4 @@
 from .models import Model
 from .models import Sequential
 
-__version__ = '2.1.4'
+__version__ = '2.1.5'

setup.py

@@ -3,12 +3,12 @@
 
 
 setup(name='Keras',
-      version='2.1.4',
+      version='2.1.5',
       description='Deep Learning for humans',
       author='Francois Chollet',
       author_email='francois.chollet@gmail.com',
       url='https://github.com/keras-team/keras',
-      download_url='https://github.com/keras-team/keras/tarball/2.1.4',
+      download_url='https://github.com/keras-team/keras/tarball/2.1.5',
       license='MIT',
       install_requires=['numpy>=1.9.1',
                         'scipy>=0.14',