Skeleton vesion of query 1
simple build script
gitignore
Add remaining fields to q1 input struct
Add output type
Query execution scaffolding
Get rid of type aliases
Compute aggregates for tpc-h q1 push
Use std::array instead of a C array
Populate return results from aggregate map
Use emplace_back to record results
Merge remote-tracking branch 'origin/master'

Conflicts:
	.gitignore