Small doc update, add version info

Author: pekkaklarck

README.rst

@@ -4,7 +4,8 @@ Python Library Core
 Tools to ease creating larger test libraries for `Robot Framework`_ using
 Python.
 
-At the moment work-in-progress. Planned to be used with Selenium2Library.
+Code ought to be pretty much ready and it is already used by Selenium2Library.
+Better documentation and packaging still to do.
 
 Example
 -------

src/robotlibcore.py

@@ -12,6 +12,13 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+"""Generic test library core for Robot Framework.
+
+Main usage is easing creating larger test libraries. For more information and
+examples see the project pages at
+https://github.com/robotframework/PythonLibCore
+"""
+
 import inspect
 import sys
 
@@ -30,6 +37,8 @@ def decorator(func):
 
 PY2 = sys.version_info < (3,)
 
+__version__ = '1.0rc1'
+
 
 class HybridCore(object):