Added changes as requested in SR#750611. Hope I understood the comments there correctly.

- specfile:
* be more specific in %files section
- update to version 1.4.1:
* This is the latest release with py2 support
* Remove py33, py34 support
* web scraping improvements: default timeout and session support
* Add API methods to serialize form-related elements according to
spec
* Include HTML markup when querying textarea text/value