Enhanced Magnitude Calc/CPIDs etc.

Gridcoin Research 3.1.8.2/7.4
Leisure Upgrade
- Changed Listitem to 'list' (IE list cpids, list magnitude, list rsa)
- Converted 25% of GRC to the new CPID algo
- Added fields to rsa report: list rsa
- Removed duplicate projects in explain magnitude and cleaned explain
magnitude dramatically and added narrative with math for final mag
explanation