Changed StartTime of RequestParseTask to actual start time of operator execution
Merge branch 'feature/dynamic' of github.com:JWUST/hyrise into feature/dynamic
Merge remote-tracking branch 'kai/feature/dynamic' into feature/dynamic
Merge remote-tracking branch 'kai/feature/dynamic' into feature/dynamic
optimized PrefixSumCalculation
Optimization PrefixSum
Remove unused functions
Use finalized types to eliminate virtual calls
Merge pull request #7 from kaihowl/pullrequest/dynamic_freeze

PrefixSum tuning