Merge pull request #30 from Takadonet/master

Basic interactions with a Galaxy instance tool shed repository
Bump version (to v0.3.4-dev)
Include new Galaxy modules into the docs
Merge pull request #32 from Takadonet/master

Initial implementation of API for a ToolShed Instance
initial commit with interacting with a Galaxy instance configuration API. At the moment, only returns attributes about the instance.
Merge pull request #34 from Takadonet/configuration

initial commit with interacting with a Galaxy instance configuration API
Merge initial implemenation of API to view/control Visualizations