OAK-301- Document Oak
OAK-301- Document Oak

Add note about Observation queue growth and potential conversion of local change to external. Words by Stefan Egli!

git-svn-id: 67138be12999c61558c3dd34328380c8e4523e73@1673135 13f79535-47bb-0310-9956-ffa450edef68

davidegiannella/jackrabbit-oak,davidegiannella/jackrabbit-oak,davidegiannella/jackrabbit-oak,davidegiannella/jackrabbit-oak,davidegiannella/jackrabbit-oak