eliminate more old view settings code, simplify new, also clean up the targetless launch flow even more - if we only have one target, but it's inactive, and the user is trying to launch, then it doesn't hurt to just act as if that target was selected, then select it for them...

src/eval/eval_core.h

@@ -1179,7 +1179,6 @@ internal E_Key e_key_wrapf(E_Key key, char *fmt, ...);
 //~ rjf: Eval Info Extraction
 
 internal U64 e_base_offset_from_eval(E_Eval eval);
-internal Rng1U64 e_range_from_eval(E_Eval eval);
 
 ////////////////////////////////
 //~ rjf: Debug Functions