Fix two lintian errors

W: bladerf source: syntax-error-in-dep5-copyright line 95: Continuation line outside a paragraph.
W: bladerf source: ancient-standards-version 3.9.2 (current is 3.9.4)

My laptop (with saucy) is somewhat pickier than my old lucid desktop.
Surprise, surprise.
Merge pull request #184 from rtucker/fix_lintian_errors_rev2

Fix two lintian errors