v1.2.2 — documentation updates

Documentation updates. Wording only — no functional change to FornixDB.

The roadmap's reasoned-dreaming section and two comments in the reasoned-pairs probe now describe the models a negative result was measured against by what they are (three locally-hosted models in the 70B–120B range, two of them reasoning models) rather than by tag. The measurement and the verdict are unchanged.

987 tests.