Bump wcwidth from 0.1.8 to 0.2.5

Bumps wcwidth from 0.1.8 to 0.2.5.

Release notes

Sourced from wcwidth's releases.

Remove dependency on pkg_resources

• Do not depend on pkg_resources module for list_versions() function.

0.2.4 bugfix for xonsh on fedora

• minor "bugfix" to avoid using pkg_resources module on import, 7918f581feedeaa4246dc0fc03ec6fb49cff15cb
• may help xonsh https://github.com/xonsh/xonsh/issues/3607

include tests in sdist

PR #37/#38 @avylove

Performance improvements and Unicode version 13

• Performance optimization by @avylove , PR #35.
• Updated tables to Unicode Specification 13.0.0.

Commits

• 29c32b3 Do not depend on pkg_resources module (#42)
• 28f0fe5 recalibrating multi-dimensional composition
• 7918f58 Do not call _get_package_version() on import
• baa4b75 Had the prev/next versions in the algo wrong, here
• c9fd62d 0.2.3 to include tests in sdist
• cffa32d Add tests to manifest (#38)
• a2ee668 searching inverse graph structures
• e77dfdf trailing ws
• 91ac30f repositioning circular heaps
• c966672 regnerating first-order tables
• Additional commits viewable in compare view