Read parquet with options

[kylebarron]

Change list

• Add readOptions to readParquet to set batch size, limit, offset, row groups
• Add rowGroups and columns to metadata
• Add readSchema method

[github-actions[bot]]

Asset Sizes

Asset	Uncompressed Size	Compressed Size
async_full/parquet_wasm_bg.wasm	5.47MB $\color{red}\textbf{+17.1KB +0\%}$	1.27MB $\color{red}\textbf{+3.04KB +0\%}$
slim/parquet_wasm_bg.wasm	3.48MB $\color{red}\textbf{+18KB +1\%}$	549KB $\color{red}\textbf{+4.81KB +1\%}$
sync/parquet_wasm_bg.wasm	4.76MB $\color{red}\textbf{+18.2KB +0\%}$	1.03MB $\color{green}\textbf{-615B -0\%}$