Skip data, memory allocator and more!

New Features:

• Ability to skip reading and processing row groups when querying Apache Parquet files by applying predicates on metadata
• Ability to do SELECT COUNT (DISTINCT column)
• Ability to use and set Pool memory allocator for increased performance and/or managed (UVM) allocator which provides robustness against running out of GPU memory

Improvements:

• New building scripts thanks to @dillon-cullinan

Bug Fixes:

• Fixed various bugs in the Apache Arrow provider
• Fixed bug with incorrect data type in CASE statements
• Fixed bug and memory leak in distributed joins
• Fixed bug in usage of Google Cloud Storage plugin