This change:

@@ -1169,5 +1168,10 @@ the file including them will be republished as well."
- (while (re-search-forward
- "^#\\+INCLUDE:[ \t]+\"\\([^\t\n\r\"]*\\)\"[ \t]*.*$" nil t)
-  (let* ((included-file (expand-file-name (match-string 1))))
-    (add-to-list 'included-files-ctime
- (org-publish-cache-ctime-of-src included-file) t))))
+ (while (re-search-forward "^[ \t]*#\\+INCLUDE:" nil t)
+  (let* ((element (org-element-at-point))
+ (included-file
+  (and (eq (org-element-type element) 'keyword)
+       (org-string-nw-p (org-element-property :value element)))))
+    (when included-file
+      (add-to-list 'included-files-ctime
+   (org-publish-cache-ctime-of-src
+    (expand-file-name included-file))
+   t)))))

causes an error for me:

org-publish-cache-ctime-of-src: No such file:
"/home/user/org-mode-blog/posts/"../elisp/org-mode-blog-setup.el" src
emacs-lisp"

When I revert the commit I do not get an error.

Probably it's just that it does not strip the "src emacs-lisp" part now?

cheers
steckerhalter