chore(deps-dev): update react-navigation requirement from 1.0.0-beta.12 to 3.6.1

[dependabot-preview]

Updates the requirements on react-navigation to permit the latest version.

Changelog

Sourced from react-navigation's changelog.

[3.6.1] - 2019-04-02

Fixed

• Move event subscriptions to constructor in withNavigationFocus to ensure initial didFocus event is received.

[3.6.0] - 2019-03-31

Added

• Export TabBarIconProps, TabBarLabelProps, DrawerIconProps, DrawerLabelProps, ScreenProps and InitialLayout.
• Add disabled prop to HeaderBackButton
• Add StackViewTransitionConfigs.NoAnimation
• Add drawerContainerStyle to navigator config for drawer navigator

[3.5.1] - 2019-03-19

Added

• Export StackGestureContext and DrawerGestureContext
• Add missing type for withOrientation

Fixed

• Fix header HeaderBackButton title TypeScript type

[3.5.0] - 2019-03-19

Fixed

• Fixed types for BottomTabBar
• export NavigationContext type

Changed

• Make 'react-native-gesture-handler' a peer dependency rather than a hard dependency

[3.4.1] - 2019-03-16

Fixed

• Fix missing TypeScript definitions file in release package

[3.4.0] - 2019-03-15

Added

• TypeScript type definition now included in the project.
• Better support for react-native-web in core and stack.

... (truncated)

Commits

• 69e4095 Release 3.6.1
• 3deec69 Release 3.6.0
• 2c875e3 Add types for back button disabled and NoAnimation transition config
• 8788dd7 Adding missing getButtonComponent props to flow (#5648)
• 71cb16d chore(typescript): export InitialLayout type (#5738)
• 445dcfc unhandled promise rejection failed to delete storage directory (#5727)
• ec97b61 chore(typescript): export ScreenProps (#5726)
• b9f50bd [TypeScript] Export DrawerIconProps and DrawerLabelProps (#5715)
• dbf165d chore(typescript): export "TabBarIconProps" and "TabBarLabelProps" (#5712)
• bd09153 Release 3.5.1
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #93.