Rename :discounted-case-improvement-ratios to :discounted-case-improvements
Rename :discounted-case-improvement-ratios to :discounted-case-improvements

saulshanabrook/Clojush,lspector/Clojush,NicMcPhee/Clojush,NicMcPhee/Clojush,thelmuth/Clojush,thelmuth/Clojush,Vaguery/Clojush,saulshanabrook/Clojush,lspector/Clojush,Vaguery/Clojush