test_no_separating_blank_line(): A test for SF bug #633527, no separating blank line between a header block and body text.
test_no_separating_blank_line(): A test for SF bug #633527, no
separating blank line between a header block and body text.

Tests both lax and strict parsing.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator