Remove code comments from PlanOperation
Merge remote-tracking branch 'upstream/master'
Update .gitignore for build/dummy
Fix incorrect handling of TableRangeViews in SimpleTableScan parallelization
Merge pull request #93 from bastih/fixes/range_view_split_combine_fix

Fix incorrect handling of TableRangeViews in SimpleTableScan parallelization
Merge branch 'master' of git://github.com/hyrise/hyrise
Merge branch 'mutex_list'
Merge branch 'master' into sql-parser