Allow starting game as pauper, without any inventory

And also without spells, skills, or preidentified items.
This also implies nudist.

Breaks saves and bones.

src/insight.c

@@ -2061,6 +2061,8 @@ show_conduct(int final)
         you_have_been("deaf from birth");
     if (u.uroleplay.nudist)
         you_have_been("faithfully nudist");
+    if (u.uroleplay.pauper)
+        enl_msg(You_, "have gone", "started out", " without possessions", "");
 
     if (!u.uconduct.food)
         enl_msg(You_, "have gone", "went", " without food", "");

src/options.c

@@ -5172,6 +5172,10 @@ optfn_boolean(
 
         /* After the change */
         switch (optidx) {
+        case opt_pauper:
+            /* pauper implies nudist */
+            u.uroleplay.nudist = u.uroleplay.pauper;
+            break;
         case opt_ascii_map:
             iflags.wc_tiled_map = negated;
             break;

src/topten.c

@@ -596,6 +596,7 @@ encode_extended_conducts(char *buf)
     add_achieveX(buf, "blind",        u.uroleplay.blind);
     add_achieveX(buf, "deaf",         u.uroleplay.deaf);
     add_achieveX(buf, "nudist",       u.uroleplay.nudist);
+    add_achieveX(buf, "pauper",       u.uroleplay.pauper);
     add_achieveX(buf, "bonesless",    !flags.bones);
     add_achieveX(buf, "petless",      !u.uconduct.pets);
 

src/u_init.c

@@ -559,6 +559,8 @@ static const struct def_skill Skill_W[] = {
 staticfn void
 knows_object(int obj)
 {
+    if (u.uroleplay.pauper)
+        return;
     discover_object(obj, TRUE, FALSE);
     objects[obj].oc_pre_discovered = 1; /* not a "discovery" */
 }
@@ -571,6 +573,9 @@ knows_class(char sym)
     struct obj odummy, *o;
     int ct;
 
+    if (u.uroleplay.pauper)
+        return;
+
     odummy = cg.zeroobj;
     odummy.oclass = sym;
     o = &odummy; /* for use in various obj.h macros */
@@ -1213,6 +1218,9 @@ ini_inv(struct trobj *trop)
     int otyp;
     boolean got_sp1 = FALSE; /* got a level 1 spellbook? */
 
+    if (u.uroleplay.pauper) /* pauper gets no items */
+        return;
+
     while (trop->trclass) {
         otyp = (int) trop->trotyp;
         if (otyp != UNDEF_TYP) {