rfac(client): use context api for global state management

[sovoid]

Please describe what the feature should do:

What category of feature is this? (place an "X" next to just one item)

[ ] Warns about a potential error (problem)
[ ] Suggests an alternate way of doing something (suggestion)
[x] Other (We should refactor the existing code to use react's context api for global state management of form data)