Removed C++11 constructor reference as older GCC versions seem to be having trouble
Merge branch '2.0.x' into 2.0.x-feature
Merge branch '2.0.x-feature' of github.com:automatak/dnp3 into 2.0.x-feature
Merge branch '2.0.x-feature' into db-refactor
Outstation event notification now uses an interface
Started adding static selection code to the Database class