New release version 2.1.0

[TomMaullin]

Changes made since previous version

• fix: F contrasts are now exported correctly.
• fix: Cluster call to get subject clusters in mm spaces removed.
• fix: Effect dof for z-tests are now recorded correctly.
• dev: How to run the tests documented.
• dev: Added test against multiple f contrasts.

Link to relevant issues

• Issue #136
• Issue #132
• Issue #131
• Issue #130
• Issue #114

[pep8speaks]

Hello @TomMaullin! Thanks for submitting the PR.

• In the file setup.py, following are the PEP8 issues :

  Line 15:12: E251 unexpected spaces around keyword / parameter equals Line 15:14: E251 unexpected spaces around keyword / parameter equals Line 16:13: E251 unexpected spaces around keyword / parameter equals Line 16:15: E251 unexpected spaces around keyword / parameter equals