Bump jss from 7.1.5 to 9.8.1

[dependabot-preview]

Bumps jss from 7.1.5 to 9.8.1.

Changelog

Sourced from jss's changelog.

9.8.1 / 2018-03-19

• Upgrade to flow 0.68.0

9.8.0 / 2018-02-08

• Remove hyphenation from the core, moved it to jss-camel-case. Now any function values and rule.prop() will get hyphenation automatically.

9.7.0 / 2018-01-06

• Allow function values return falsy values in order to remove a property.

9.6.0 / 2018-01-28

• Added prettier
• Added a new, correct way of handling CSP

9.5.1 / 2018-01-08

• Added postinstall script with donation log.

9.5.0 / 2018-01-02

• Export toCssValue utility function for css-vendor package.

9.4.0 / 2017-12-16

• Added array values support when used with function values. It now also supports priority option "!important" (#629)
• Use classNamePrefix option in production mode (#638)
• Added onUpdate to docs and types, now officially supported
• Fixed class names collisions with multiple jss instances (#644)

9.3.3 / 2017-11-15

• Added CSS.escape fallback, so that polyfill is not required.

9.3.2 / 2017-11-14

• Don't put escaped class names into classes hash

9.3.1 / 2017-11-13

• Never use window object directly

9.3.0 / 2017-11-13

• Add CSS class name escaping for dev mode also we support emoji now! (#624)
• Added CSP over webpack (#559)

9.2.0 / 2017-11-06

... (truncated)

Commits

• 26d219a 9.8.1
• b54b88c changelog v9.8.1
• 26a2864 upgrade to flow 0.68.0
• 47ad46c Merge pull request #689 from dan-lee/patch-1
• 7b325c5 Add glamor-jss to integrations.
• 80ae742 simplify getDynamicStyles
• 6bb906d Merge pull request #681 from romelperez/project-arwes
• ca7f1c4 add project arwes to docs
• 3ff37b2 order of key features, wording
• 7625e46 key features
• Additional commits viewable in compare view

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

If you'd like to skip this version, you can just close this PR. If you have any feedback just mention @dependabot in the comments below.