Fixed #55

Do not include data from about_file into the generated ABOUT files.

Author: chinyeungli

genabout.py

@@ -257,6 +257,8 @@ def format_output(self, input_list):
                         + 'name: ' + name + '\n' \
                         + 'version: ' + version + '\n\n'
             for item in sorted(about_dict_list.iterkeys()):
+                if item == 'about_file':
+                    continue
                 if not item in MANDATORY_FIELDS:
                     # The purpose of the replace('\n', '\n ') is used to
                     # format the continuation strings