Fix clang++ virtual function call unhappiness
Merge pull request #105 from bastih/master

Fix clang++ behavior
Merge remote-tracking branch 'upstream/master' into feature/scheduler_refactoring
Properly indent StaticRequestHandler
Improve handling of non-existing static files

Instead of SEGFAULT, we rather just send a nice error messaage.

Further, this abstracts out a few more parts into AbstractConnection,
so that a dynamic_cast isn't necessary any longer.
Merge pull request #107 from bastih/feature/improve_static_handler

Improve static handler to not segfault on non-existing files + some general improvements
Move taskscheduler tests into own binary
Merge pull request #108 from lordgeorg/taskscheduler-units

extract Taskscheduler units into separate binary
Remove Unused Multitable Expressions
Merge pull request #110 from bastih/feature/remove_multitable_expressions

Remove Unused Multitable Expressions
Fix warning in unit_access
Merge branch 'feature/scheduler_refactoring' of https://github.com/JWUST/hyrise into JWUST-feature/scheduler_refactoring
Improve enums
Merge https://github.com/bastih/hyrise into feature/scheduler_refactoring
Merge branch 'JWUST-feature/scheduler_refactoring' of https://github.com/bastih/hyrise into feature/scheduler_refactoring
fixed no of threads started by scheduler; included mutex to avoid duplicate sessions in fair scheduler
fixed no of started threads in CentralScheduler
Merge branch 'feature/scheduler_refactoring' into feature/fair_share_scheduling
task-level updates of priorities