debug: allow ring tracking via omalloc
memory leak while redefining ring-dep lists
code cleanup: types in lib, comments
removed Short/bug_554 from Short/ok_s.lst
fix: listvar for rings in non-actiive packages
fixed: typo in alias stuff
fix: dangling else in updateResult (if cf is not a field)
newstruct: setting basering of ring-dep stuff
minor optim. for return(..)
introduce nCopyCoeff for copying coeffs
add a tool for testing: creating custom random ideal generators