Adds skeleton for vote calculations, pcbiggs
Implements RequirementEstimate.calculateMean(), pbciggs
Adds tests for calculateMean, pcbiggs
Adds calculateMedian functionality and tests. pcbiggs
Ties the calculation into the close session table. pcbiggs
Fixes out of bounds exception. pcbiggs
Merge pull request #110 from alexbragdon/feature/Iteration-5-dev-statistics

Feature/iteration 5 dev statistics. Works! acbragdon