[DROOLS-249] Handle conflicts when using @position in declared types
[DROOLS-10]  Cannot use @timestamp annotation on a java.sql.Timestamp field when declaring metadata for an existing Java type
[DROOLS-18] DRL constraint on a class with is() and get() for the same field
[DROOLS-18] Do not silently ignore errors during read accessor creation
[DROOLS-31] RowAdapter should not throw Exception when Object not found
[DROOLS-70] NPE when an event expires during evaluation of accumulate when run as fireUntilHalt()