feat: robust metric extraction with confidence score and proof snippets

- fixed Year-Prefix Bug in MetricParser
- added metric_confidence and metric_proof_text to database
- added Entity-Check and Annual-Priority to LLM prompt
- improved UI: added confidence traffic light and mouse-over proof tooltip
- restored missing API endpoints (create, bulk, wiki-override)

company-explorer/frontend/node_modules/thenify-all/History.md

@@ -0,0 +1,11 @@
+
+1.6.0 / 2015-01-11
+==================
+
+  * feat: exports thenify
+  * support node 0.8+
+
+1.5.0 / 2015-01-09
+==================
+
+  * feat: support backward compatible with callback