added structures for connection and secure channel handling
branch for connection securechannel development
created new source files for connection and secureChannel handling
added missing files
fixing null pointer bugs
hel-ack-opn-opn-etc. game works again. session handling is missing
Merge remote-tracking branch 'origin/master' into connection_secureChannel

Conflicts:
	examples/src/networklayer.c
	examples/src/networklayer.h
	src/Makefile.am
	src/ua_services.h
	src/ua_services_attribute.c
	src/ua_transport_binary.h
	src/ua_transport_binary_secure.c
	src/ua_transport_binary_secure.h
Merge remote-tracking branch 'origin/master' into connection_secureChannel
created new structure to handle sessions
added support for session - not implemented yet
Merge remote-tracking branch 'origin/master' into connection_secureChannel

Conflicts:
	src/Makefile.am
added basic functions for session support
changed service signature
minor changes
fixed bug with reconnect in exampleServerACPLT
bugfixes within session handling and UA_Guid_copy function
added delete/remove functions
enhanced session handling (verifying securechannel etc)
Merge remote-tracking branch 'origin/master' into connection_secureChannel

Conflicts:
	Makefile.am
	examples/src/networklayer.c
	examples/src/networklayer.h
	examples/src/opcuaServerACPLT.c
	include/ua_basictypes.h
	src/Makefile.am
	src/ua_basictypes.c
	src/ua_services.h
	src/ua_services_attribute.c
	src/ua_services_discovery.c
	src/ua_services_nodemanagement.c
	src/ua_services_securechannel.c
	src/ua_services_session.c
	src/ua_services_view.c
	src/ua_transport_binary.c
	src/ua_transport_binary.h
	src/ua_transport_binary_secure.c
	src/ua_transport_binary_secure.h
fixed merge error within connection_secureChannel branch