* feat: update assignmetn filter component to function component
* chore: redux hook tests
* fix: tests
* chore: update more components to hooks
* chore: moar componentsAssignment
* chore: moar component (StudentGroupsFilter)
* chore: gradebook filter component update
* chore: fix a few places of typo
* chore: use global store for dispatch to avoid out of component
* chore: compromise the test string for local machine
* chore: linting
* test: add more tests for coverage 100%
* chore: linting
* chore: add coverage badge on readme
* chore: bump package version
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Co-authored-by: Leangseu Kim <lkim@edx.org>