Support command line invocation

Effectively this opens the KorAP API also for shell scripts.

Change-Id: I10181f7882f07ef1d9dc12e572b387af9f79fcba
diff --git a/setup.py b/setup.py
index 65d92ed..b60cbac 100644
--- a/setup.py
+++ b/setup.py
@@ -24,6 +24,7 @@
         'Intended Audience :: Developers',
         'Intended Audience :: Science/Research',
     ],
+    scripts=['bin/korapclient'],
     test_suite='nose.collector',
     tests_require=['nose'],
     python_requires='>=3.6',