first commit
Merge branch 'test_absolute_import' into wp-custom-posts

Conflicts:
	pelican/tests/test_contents.py
part way through changing wp2fields
still testing
wp_custpost tested and works
added case where wp_custpost = True and dirpage = False
added unit test to test dirpage = False, cust_post = True
tested all the wp_attach that doesn't involve downloads
don't need to state default in the help text
all tests pass on python33 and python 27
few typos missed during refactoring, fixed now
added a skip to the tests if BeautifulSoup not installed
need signal for a plugin
Merge branch 'plugin-signal-article-writer'