Fix docs, OMG, finding this was *hard*

Lesson learned: Don't be to much in a rush or you will miss
what's rigth in front of your nose

src/mako/api/lib/lib.mako

@@ -148,7 +148,7 @@ All *structures* are marked with applicable traits to further categorize them an
 Generally speaking, you can invoke *Activities* like this:
 
 ```Rust,ignore
-let r = hub.resource().activity(...).${api.terms.action}()
+let r = hub.resource().activity(...).${api.terms.action}().await
 ```
 
 % if fr:
@@ -157,7 +157,7 @@ Or specifically ...
 ```ignore
 % for an, a in c.sta_map[fr.id].items():
 <% category, resource, activity = activity_split(an) %>\
-let r = hub.${mangle_ident(resource)}().${mangle_ident(activity)}(...).${api.terms.action}()
+let r = hub.${mangle_ident(resource)}().${mangle_ident(activity)}(...).${api.terms.action}().await
 % endfor
 ```
 % endif

src/mako/api/lib/mbuild.mako

@@ -287,7 +287,7 @@ ${self._setter_fn(resource, method, m, p, part_prop, ThisType, c)}\
         # could also just skip the first element, but ... let's be safe
         if request_value and request_value.id == p.get(TREF):
             continue
-        v = rvfrt(p.name, p)
+        v = rnd_arg_val_for_type(activity_input_type(schemas, p))
         # we chose to replace random strings with their meaning, as indicated by the name !
         if is_string_value(v):
             v = '"%s"' % p.name

src/mako/lib/util.py

@@ -46,6 +46,8 @@ RUST_TYPE_RND_MAP = {'bool': lambda: str(bool(randint(0, 1))).lower(),
                      'i32' : lambda: randint(-101, -1),
                      'i64' : lambda: randint(-101, -1),
                      'String': lambda: '"%s"' % choice(words),
+                     '&str': lambda: '"%s"' % choice(words),
+                     '&Vec<String>': lambda: '&vec!["%s".into()]' % choice(words), # why a reference to Vec? Because it works. Should be slice, but who knows how typing works here.
 }
 TREF = '$ref'
 IO_RESPONSE = 'response'