Inherit file/folder_exclude_patterns from global settings

Uses `folder_exclude_patterns` and `file_exclude_patterns` patterns to match against directories and files respectively, and not include them in the index.

fixes #82

common.py

@@ -390,11 +390,13 @@ def prepare_filelist(self, names, path, goto, indent):
         for name in names:
             full_name = join(path, goto, name)
             if isdir(full_name):
-                index_dirs.append(u'%s%s' % (full_name, os.sep))
-                items.append(''.join([level, u"▸ ", name, os.sep]))
+                if not any(fnmatch.fnmatch(name, exclude_pattern) for exclude_pattern in self.view.settings().get('folder_exclude_patterns')):
+                    index_dirs.append(u'%s%s' % (full_name, os.sep))
+                    items.append(''.join([level, u"▸ ", name, os.sep]))
             else:
-                index_files.append(full_name)
-                files.append(''.join([level, u"≡ ", name]))
+                if not any(fnmatch.fnmatch(name, exclude_pattern) for exclude_pattern in self.view.settings().get('file_exclude_patterns')):
+                    index_files.append(full_name)
+                    files.append(''.join([level, u"≡ ", name]))
         index = index_dirs + index_files
         self.index = self.index[:self.number_line] + index + self.index[self.number_line:]
         items += files