Added shorter test cases to Vector Average problem
Added shorter test cases to Vector Average problem

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