1.0.2dev: Refactored `FunctionalTester._attach_file_to_resource`:  * Utilized capabilities of `better_browser_submit` to directly specify form.  * Replaced double-quote string with single-quoted string per coding guidelines for string constants.  * Better regex for attachment URL by matching to end of string.
1.0.2dev: Refactored `FunctionalTester._attach_file_to_resource`:
 * Utilized capabilities of `better_browser_submit` to directly specify form.
 * Replaced double-quote string with single-quoted string per coding guidelines for string constants.
 * Better regex for attachment URL by matching to end of string.


git-svn-id: 3aa280b99a9b480b02b1e2eda394e64594ad3297@11897 af82e41b-90c4-0310-8c96-b1721e28e2e2

jun66j5/trac-ja,jun66j5/trac-ja,jun66j5/trac-ja,jun66j5/trac-ja