Bump mockito-core from 2.28.2 to 3.1.0

[dependabot-preview]

Bumps mockito-core from 2.28.2 to 3.1.0.

Release notes

Sourced from mockito-core's releases.

v3.1.0

^{Release notes were automatically generated by Shipkit}

3.1.0

• 2019-10-01 - 1 commit by Tim van der Lippe - published to
• No pull requests referenced in commit messages.

v3.0.12

^{Release notes were automatically generated by Shipkit}

3.0.12

• 2019-09-30 - 3 commits by Szczepan Faber (2), Tim van der Lippe (1) - published to
• Fixed JUnit Jupiter parallel issue [(#1789)](https://github-redirect.dependabot.com/mockito/mockito/pull/1789)
• Mockito JUnit Jupiter extension does not correctly support parallel test execution [(#1630)](https://github-redirect.dependabot.com/mockito/mockito/issues/1630)

v3.0.11

^{Release notes were automatically generated by Shipkit}

3.0.11

• 2019-09-28 - 2 commits by Szczepan Faber - published to
• Upgraded JUnit Jupiter 5.1.1 -> 5.4.2 [(#1788)](https://github-redirect.dependabot.com/mockito/mockito/pull/1788)
• Mockito JUnit Jupiter extension does not correctly support parallel test execution [(#1630)](https://github-redirect.dependabot.com/mockito/mockito/issues/1630)

v3.0.9

^{Release notes were automatically generated by Shipkit}

3.0.9

• 2019-09-25 - 2 commits by Szczepan Faber - published to
• Cleaned up state after stubbing misuse exception [(#1783)](https://github-redirect.dependabot.com/mockito/mockito/pull/1783)
• Stubbing not stopped properly when running suite of tests [(#1655)](https://github-redirect.dependabot.com/mockito/mockito/issues/1655)

v3.0.8

^{Release notes were automatically generated by Shipkit}

3.0.8

• 2019-09-17 - 2 commits by Dominik Stadler (1), Erhard Pointl (1) - published to
• Fixes #1780: Close file handle to avoid a file-handle-leak [(#1781)](https://github-redirect.dependabot.com/mockito/mockito/pull/1781)
• File-handle leak in InlineByteBuddyMockMaker [(#1780)](https://github-redirect.dependabot.com/mockito/mockito/issues/1780)
• Get rid of no longer used Assertor [(#1777)](https://github-redirect.dependabot.com/mockito/mockito/pull/1777)

v3.0.7

^{Release notes were automatically generated by Shipkit}

3.0.7

• 2019-09-04 - 2 commits by Erhard Pointl (1), Guillermo Pascual (1) - published to
• Fixes #1769: Clarify default strict stubbing behaviour in 3.0.0 [(#1773)](https://github-redirect.dependabot.com/mockito/mockito/pull/1773)
• Are strict stubs really the default in v3? [(#1769)](https://github-redirect.dependabot.com/mockito/mockito/issues/1769)
• Update assertj (v3.13.2) [(#1765)](https://github-redirect.dependabot.com/mockito/mockito/pull/1765)

v3.0.6

... (truncated)

Commits

• 8922326 3.1.0 release (previous 3.0.12) + release notes updated by CI build 4214
• e349807 Publish Mockito 3.1.0 to Maven Central
• 6dfd529 3.0.12 release (previous 3.0.11) + release notes updated by CI build 4211
• 30c50fa Merge pull request #1789 from mockito/sf
• 5ed8a07 Cleanup traversal of parent contexts
• acce719 Fixed JUnit Jupiter parallel issue
• 214d465 3.0.11 release (previous 3.0.10) + release notes updated by CI build 4203
• 1129199 Merge pull request #1788 from mockito/parallel
• bcf41fd 3.0.10 release (previous 3.0.9) + release notes updated by CI build 4201
• f8581c6 Fixes #1786 : Make differences between 'timeout' and 'after' more clear in Ja...
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