Add callback functionality to decision tree

What’s Changed

• Fix scraping on Unix systems (#45) @ppinchuk

Features

• added callback feature to decision tree with test (#41) @grantbuster
• Performance Metrics (#38) @jeisenman23
• Expose timeout parameter (#42) @ppinchuk

Other

• cleaned up docstrings and removed unnecessary debug kwarg from wizard… (#44) @grantbuster
• Add trace logging (#43) @ppinchuk