Graph: fixed bug when mix old database and new API
Improved management of collection by recognizing when it's internal avoiding to iterate for the count()
Changed management of timeout. Now it's into the context
Created new graph functions: out(), in(), both(), move(), vertices() and edges()
SQL: refactoring of functions to accept something different by document as current value
Implemented TIMEOUT in Traverse
New SQLMethod to delegate to the functions
Created new clojure like method
Restored graph test