[sfDoctrineActAsTaggablePlugin]: fix README thx to forkmantis close #8977
[sfDoctrineActAsTaggablePlugin]: fix README thx to forkmantis close #8977

git-svn-id: 14431f16c86e063b591b7186ad64c5043b5760e0@31659 ee427ae8-e902-0410-961c-c3ed070cd9f9

Virtuvia/sfDoctrineActAsTaggablePlugin,Virtuvia/sfDoctrineActAsTaggablePlugin