Added README.md

Description and Author information added from the WikidPad homepage.
branches/mbutscher/work:
* Bug fixed: For some wxPython versions radio button grouping on tab "Set
  page list" of wiki-wide search failed


git-svn-id: http://svn.wikidpad2.webfactional.com/branches/mbutscher/work@452 83f8ad0d-e3f9-0310-95b2-e72213c92dd8
Merge branch 'master' into ckol
reverted my changes from xrc file after merge
Merge branch 'master' of https://github.com/ckolumbus/WikidPad into ckol
fully replace interna whoosh 1.5 with ext. 2.x

can work now with newes whoosh version but migration of
exising index not yet done, leads to error when opening
and old index version