Added TitleManager mock to Jest testing. Deleted unneeded TSX impleme… #37

All 401 tests pass in 4m 17s

1 files ±0 73 suites ±0 4m 17s ⏱️ +2s
401 tests ±0 401 ✅ ±0 0 💤 ±0 0 ❌ ±0
439 runs ±0 439 ✅ ±0 0 💤 ±0 0 ❌ ±0

Results for commit 899f3b2. ± Comparison against earlier commit 1782087.