added missing copyright text
moved ndb_init things to separate header file
removed ndb_global include
documented cluster connection class
moved internal constants to NdbImpl.hpp class
changed wait_until_ready behaviour somewhat
moved NdbWaiter, m_ndb_cluster_connection, to impl class
moved node selection things to cluster connection
moved all private things to impl class
added opts for shared memory and node selection
changed opts handling somewhat; introduced enum for options and common handling of option variables
added checks for transporter support
automatic addition of shared mem transporters
moved wait_until_ready code to cluster connection
added control of usage of new node selection method
no need for dvlags to have DEFINE_CXA_PURE_VIRTUAL anymore
aligned the parsing of connectstring, retries for connect, allocation of nodeid for all cluster nodes
removed all dependencies of LocalConfig, except for mgmapi internals
enabled multiple management servrs to fetch data configurations from eachother
