Merge pull request #4 from cybersimon/master

Return custom fields as tuples.

Fixes #3
Updating requirements and moving into the root directory.
Stripping out a lot of legacy cruft.
Now successfully retrieving the Activity Stream and Space instances from the new Assembla API.
Stripped out more cruft.
The wrapper's now handling the basic objects: Spaces, Milestones, Users and Tickets.
Pagination, a long-running bug in the 1.x codebase, has now been fixed.
Plenty of unit tests are checking for valid fields/values.
Added filtering to the various data extraction methods.
Expanded the filtering test cases to include multiple clauses.
Fixed a bug in the pagination handling, was causing extra overhead on requests and duplication of tickets.
Minor work on the README.
Added unit tests to cover the duplication error and reduced some of the cruft throughout the other tests
Removing the caching flag from API instance constructors and changing it to a bindable variable.
Updating the README
Updating the README.
Updating README
Updating the README
Updating the README
Updating the README
Bumping the version to 1.2.4
Merge branch 'assembla2'
Updating the README.