Upgrading Flagger dependency

Bumping flagger dependency to fix ingestion

Upgrading Flagger dependency

• Bumping flagger version

Upgrading Flagger dependency

• Upgrading Flagger dependency with general improvements

SSE fix

• fix a bug when update config callback never called
• flagger version bump

Refactor with context, add hooks

Refactored with react context.
Added hooks as an alternative way to use the library.
Added typescript example.

FlagProvider refactoring

Remove Flagger.setEntity from FlagProvider's render
Bumping flagger dependency to 3.0.5 (EventSource fix)