* src/print.c (print_shifts, print_gotos): Merge into...

* src/print.c (print_shifts, print_gotos): Merge into...
(print_transitions): this.
(print_transitions, print_errs, print_reductions): Align the
lookaheads columns.
(print_core, print_transitions, print_errs, print_state,
print_grammar): Output empty lines separator before, not after.
(state_default_rule_compute): Rename as...
(state_default_rule): this.
* tests/conflicts.at (Defaulted Conflicted Reduction),
(Unresolved SR Conflicts, Resolved SR Conflicts): Adjust.
* tests/regression.at (Rule Line Numbers, Web2c Report): Adjust.