Bump to 0.1.5 for future development (#163)

Author: krfricke

setup.py

@@ -3,7 +3,7 @@
 setup(
     name="xgboost_ray",
     packages=find_packages(where=".", include="xgboost_ray*"),
-    version="0.1.4",
+    version="0.1.5",
     author="Ray Team",
     description="A Ray backend for distributed XGBoost",
     long_description="A distributed backend for XGBoost built on top of "

xgboost_ray/__init__.py

@@ -9,7 +9,7 @@
 except ImportError:
     pass
 
-__version__ = "0.1.4"
+__version__ = "0.1.5"
 
 __all__ = [
     "__version__", "RayParams", "RayDMatrix", "RayDeviceQuantileDMatrix",