Describe better what happens in acqu_user
Empty acqu_core/deps/ added
acqu_core cleaned with `acqu_sys=. make ultraclean`
Added Basel CaLib package after `make clean` (provided by Patrik Ott)
Merge branch 'master' into user/mushkarenkov

Conflicts:
	acqu_user/README
Added empty acqu_user/obj/ and acqu_user/deps/,
Compilation runs now in ROOT enabled shell