Drafting several sections of CIP (#308)

* Refactored CIP folder
* Elaborated outline for subsections of CIP
* Drafted vote and certification section of CIP
* Drafted section on use cases
* Tweaked formatting of CIP
* Revised metadata for CIP
* Drafted section on attacks and mitigations
* Drafted section on resource usage
* Drafted CIP section on operating costs
* Drafted CIP section on the practicality to implement Leios
* Added protocol parameters for expiration and sharding
* Added paragraph on SPO consortia
* Drafted section on simulation evidence
* Added section on why Leios achieves higher throughput
* Rewrote the motivation section
* Added placeholder for table of contents
* Rewrote abstract
* Updated logbook

Author: bwbush

Logbook.md

@@ -1,5 +1,11 @@
 # Leios logbook
 
+## 2025-04-25
+
+### Draft CIP
+
+As many sections of the [Leios CIP](docs/cip/README.md) have been drafted as can be done pending resolution of outstanding discussions of changes in the Full Leios protocol. The document uses the standard CIP template and provides evidence-based arguments for the need and viability of Leios.
+
 ## 2025-04-23
 
 ### Benchmarking Plutus