further distills default *textmate-gf-ignore*

* addes java 'classes' path to ignore (helpful for Clojure development)
* Don't ignore "./file.txt", since it's possible that the project root
is "./"

textmate.el

@@ -66,7 +66,8 @@
 
 ;;; Minor mode
 
-(defvar *textmate-gf-exclude* "/\\/\\.|(\\/|^)(\\.|vendor|fixtures|tmp|log|build)($|\\/)|(\\.xcodeproj|\\.nib|\\.framework|\\.app|\\.pbproj|\\.pbxproj|\\.xcode|\\.xcodeproj|\\.bundle|\\.pyc)$"
+(defvar *textmate-gf-exclude*
+  "(/|^)(\\.+[^/]+|vendor|fixtures|tmp|log|classes|build)($|/)|(\\.xcodeproj|\\.nib|\\.framework|\\.app|\\.pbproj|\\.pbxproj|\\.xcode|\\.xcodeproj|\\.bundle|\\.pyc)(/|$)"
   "Regexp of files to exclude from `textmate-goto-file'.")
 
 (defvar *textmate-project-roots*