Implemented signing without encryption
Version incremented to 0.0.7
Added "signing only" paragraph to readme
Update README.md
Merge pull request #4 from FewKinG/sign_only_feature

Sign only feature
Update README.md

fix indentation
decrypt support - encrypted?() and decrypt() operations on Mail::Message. Updated README.md
decrypt support of PGP-Inline messages
Merge pull request #7 from morten-andersen/pgp-inline

decrypt support of PGP-Inline messages
trying to fix the travis build