Fix package name

Author: aaltat

setup.py

@@ -30,7 +30,7 @@
 DESCRIPTION = ('Tools to ease creating larger test libraries for '
                'Robot Framework using Python.')
 setup(
-    name             = 'robotframework-pythontlibcore',
+    name             = 'robotframework-pythonlibcore',
     version          = VERSION,
     author           = 'Tatu Aalto',
     author_email     = 'aalto.tatu@gmail.com',