Merge pull request #5 from mrhwick/development

Adjusting project settings.
Merge pull request #6 from bellhops/master

Merge master into dev.
Merge pull request #7 from mrhwick/development

Established requirements in both .txt and setup.py.
Fixing badges
Merge branch 'development' of github.com:bellhops/pipedrive-python into development
Fixing badges.. again.
Formatting.
Links directly to docs.
Fixing the link to use http.
Remove test directory from the docs.
Travis deploys pypi packages on tagged builds.
Updated version.
To avoid security issues with the pypi package, we'll run pypi deployments manually.