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/schumann

Conflicts:
	acqu_user/README
Added empty acqu_user/obj/ and acqu_user/deps/,
Compilation runs now in ROOT enabled shell with
`CCCOMP=g++ acqu_sys=../acqu_core acqu=. make`
but fails due to incompatible TA2Particle class