Initial version of APE7
Address @perrygreenfield’s concerns
Implement improvements based on feedback
Add underscores
Address which attributes of NDData are required
Discuss alternative of subclassing NDData from np.ndarray
Fix typos
Merge pull request #3 from mwcraig/APE7-update

Ape7 update
Update uncertainty language in response to feedback
Changing slicing to a mixin
Provisional change in wording to address subclassing of Quantity and NDData
Update in response to feedback from @astrofrog
Additional clarification
Merge pull request #4 from mwcraig/APE7-hangout-updates

APE7 hangout updates
Update uncertainty description to list normal distribution types
Merge pull request #5 from eteq/ape7-unc

Update uncertainty description to list normal distribution types
Address several points raised by @mhvk
Revise APE to include abstract base class
Merge pull request #6 from mwcraig/mhvk-comments

Address several points raised by @mhvk
Address comments by @jehturner and @embray