Fix bug in bounded int/float logic.
Added test
Fix infinite loop typo
Fix notify_trait getting called too early.
remove nbformat.v4 spec files

nbformat 4 won't be in IPython 3.0
msgspec 5: stream.data -> stream.text
Clarify escaping for $.

Repeat that $$ is used when a literal $ is desired.
Surround $ with backticks
adding a tooltip in IPython buttons
Merge pull request #6605 from SylvainCorlay/tooltip

Adding a tooltip in IPython buttons
use app name on tornado log statements

avoids mixture of 'tornado.access' and 'NotebookApp'
remove deleted profiles from cluster list
stop using deprecated DelayedCallback

in favor of simpler IOLoop.add_timeout

It was added in pyzmq, but deprecated in pyzmq-13.
Add semantic classes to top-level containers for single widgets

This makes it much easier to customize all widgets of a certain type using
CSS.  For example, to change just the IPython widget selects, a CSS
rule like .widget-select select {...} should work well.
Merge pull request #6609 from SylvainCorlay/widgetcssclasses

Add semantic classes to top-level containers for single widgets
only close all if there are any to close

avoids unnecessary gc on matplotlib < 1.4
allow PDFFormatter to return bytes
fix some string_types checks in traitlets

various bugs inappropriately prohibiting unicode objects
forcing value to be in values
Merge pull request #6606 from minrk/logname

use app name on tornado log statements