Fix scoring

• Reuses already calculated scores

• Adds tests for loading scores from files

• Fixes problems with neighbors file naming using projection key

• Updates logging for scoring

• Updates parameter iterator to process a specified dictionary and expect a list of dictionaries for each phase specified by Phase.NAME

• Adds tests for iterator

• Adds prefixes r and s for run and score parameters in experiment

• Adds 0 as prefix to rank and agscore in final_results.csv

• Updates phase names

• Adds BertProjection to yaml loading

• Adds max_length to bert projection as parameter

• Adds tests for phases

• Updates notebooks

• Increases timeout for phases job