Fix opening of editors by waiting for workspace initialization #85

All 68 tests pass in 2m 23s

    3 files ±0   30 suites ±0 2m 23s ⏱️ -6s
  68 tests ±0   68 ✔️ ±0 0 💤 ±0 0 ❌ ±0
207 runs ±0 207 ✔️ ±0 0 💤 ±0 0 ❌ ±0

Results for commit b9adbdb. ± Comparison against earlier commit 1a7ffdc.