change name to `cache-watchlist`

pollen/private/cache-utils.rkt

@@ -26,7 +26,7 @@
                                        ;; is either list of files or (list #f)
                                        (append (->list (get-directory-require-files source-path))
                                                ;; user-designated files to track
-                                               (map ->string (setup:compile-cache-watchlist source-path)))))
+                                               (map ->string (setup:cache-watchlist source-path)))))
   (define pollen-env (getenv default-env-name))
   (define poly-flag (and (has-inner-poly-ext? source-path) (current-poly-target)))
   (define path+mod-time-pairs

pollen/private/ts.rktd

@@ -1 +1 @@
-1516488850
+1516502120

pollen/scribblings/setup.scrbl

@@ -106,16 +106,16 @@ Default separators used in decoding.
 
 @defoverridable[compile-cache-max-size exact-positive-integer?]{Maximum size of the compile cache.}
 
-@defoverridable[compile-cache-watchlist (listof (or/c path? path-string?))]{List of extra files that the compile cache watches during a project-server session. If one of the files on the watchlist changes, the compile cache is invalidated (just as it would be if @racket["pollen.rkt"] changed).
+@defoverridable[cache-watchlist (listof (or/c path? path-string?))]{List of extra files that the cache (= render cache + compile cache, collectively) watches during a project-server session. If one of the files on the watchlist changes, the cache is invalidated (just as it would be if @racket["pollen.rkt"] changed).
 
-If the compile cache can't find a certain file on the watchlist, it will be ignored. Therefore, to avoid unexpected behavior, the best policy is to pass in complete paths (or path strings). An easy way to convert a module name into a complete path is with @racket[resolve-module-path]:
+If the cache can't find a certain file on the watchlist, it will be ignored. Therefore, to avoid unexpected behavior, the best policy is to pass in complete paths (or path strings). An easy way to convert a module name into a complete path is with @racket[resolve-module-path]:
 
 @fileblock["pollen.rkt" 
 @codeblock{
 (module+ setup
   (require syntax/modresolve)
   (provide (all-defined-out))
-  (define compile-cache-watchlist (map resolve-module-path '("my-module.rkt"))))
+  (define cache-watchlist (map resolve-module-path '("my-module.rkt"))))
 }]
 
 }

pollen/setup.rkt

@@ -46,7 +46,7 @@
                                   (with-handlers ([exn:fail? NAME-FAIL-THUNKED])
                                     (dynamic-require `(submod ,(apply get-path-to-override get-path-args) WORLD-SUBMOD) 'NAME NAME-FAIL-THUNKED))))))]))
 
-(define-settable compile-cache-watchlist null)
+(define-settable cache-watchlist null)
 
 (define-settable preproc-source-ext 'pp)
 (define-settable markup-source-ext 'pm)