⬆️ Upgrade all dependencies

[randycoulman]

• Upgrade to eslint 5.16.0 (Closes #131)
  • New rule: prefer-named-capture-group defaults to off
• Upgrade to eslint-config-prettier 4.2.0
• Upgrade to eslint-plugin-import 2.17.2 (Closes #135)
  • New rule: import/no-unused-modules defaults to warn with both missingExports and unusedExports options enabled.
• Upgrade to eslint-plugin-import-order-alphabetical 0.0.2 (Closes #134)
• Upgrade to eslint-plugin-jest 22.5.1 (Closes #133)
  • New rule: jest/no-empty-title defaults to warn
  • New rule: jest/no-mocks-import defaults to warn
• Upgrade to eslint-plugin-react 7.13.0 (Closes #138)
  • New rule: react/jsx-props-no-spreading defaults to off
  • New rule: react/prefer-read-only-props defaults to off
  • New rule: react/state-in-constructor defaults to warn
  • New rule: react/static-property-placement defaults to warn
• Upgrade to eslint-plugin-react-hooks 1.6.0 (Closes #132)
• Upgrade to eslint-plugin-react-native 3.7.0 (Closes #137)
• Upgrade dev dependencies (Closes #136)