Merge branch 'master' into 'master'

Add setup.py to allow for pip installation

See merge request uis/sysdev/devgroup/ibis/ibis-client!1

setup.py

+"""
+Lookup/Ibis web service API
+
+Python installation.
+"""
+
+import sys
+from distutils.core import setup
+
+# Source directory for each Python version is separate
+if sys.version_info[0] == 2:
+    package_dir = "src/python/ibisclient"
+else:
+    package_dir = "src/python3/ibisclient"
+
+setup(
+    name="ibisclient",
+    version="1.2.11",
+    description="Lookup API client",
+    license="LGPL",
+    url="https://www.lookup.cam.ac.uk/doc/ws-doc/",
+    packages=["ibisclient"],
+    package_dir={"ibisclient": package_dir},
+    package_data={"ibisclient": ["cacerts.txt"]},
+)