Update the setup.py and the installation doc.

Fogbugzpy has updated their requirements, so we don't need the hacks to install BeautifuSoup==3.2.1 now.
Introduce bumpversion for better versions
Bump version: 1.0.0 → 1.1.0
Merge branch 'master' of https://github.com/glasslion/sentry-fogbugz

Conflicts:
	README.rst