Bump ipdb from 0.10.2 to 0.12

[dependabot-preview]

Bumps ipdb from 0.10.2 to 0.12.

Changelog

Sourced from ipdb's changelog.

0.12 (2019-03-20)

• Drop support for Python 3.3.x
• Stop deprecation warnings from being raised when IPython >= 5.1 is used.
  Support for IPython < 5.1 has been dropped.

0.11 (2018-02-15)

• Simplify loading IPython and getting information from it.
  Drop support for python 2.6
  Drop support for IPython < 5.0.0
  [takluyver]

0.10.3 (2017-04-22)

• For users using python 2.6, do not install IPython >= 2.0.0.
  And for users using python 2.7, do not install IPython >= 6.0.0.
  [vphilippon]
• Drop support for python 3.2.
  [vphilippon]
• Command line usage consistent with pdb - Add argument commands
  [zvodd]

Commits

• 7c1276c Preparing release 0.12
• 3d171f5 Merge pull request #162 from bmw/no-color-scheme
• 700f5d0 Add bmw to AUTHORS.
• c59a15a Update HISTORY.txt.
• 45b85a0 Drop support for IPython<5.0.
• e71d6e4 Stop setting deprecated color_scheme argument.
• d4f47f9 Merge pull request #159 from thomasrockhu/feature/codecov
• cd885be Add Codecov coverage reports and add badge
• bb2259e Merge pull request #164 from gotcha/remove-py33-support
• e5bee3f Update AUTHORS list
• Additional commits viewable in compare view

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