some refactoring and implementation
working implementation
removed outputs
rename things
Merge ../dbi_alexx

Conflicts:
	DBI/extSort/inputBuffer.cpp
	DBI/extSort/inputBuffer.h
	DBI/extSort/outputBuffer.cpp
	DBI/extSort/outputBuffer.h
	DBI/main.cpp
	DBI/nbproject/Makefile-Debug.mk
	DBI/nbproject/Makefile-Release.mk
	DBI/nbproject/configurations.xml
	DBI/nbproject/private/configurations.xml