updates to AP-MS-pipelin: left join with SAINT so that MIST's and COMPPASS negative baits are matched included in final output
updates to SILACpipeline: cfg file format change for output_dir
added ENTERO descriptions
speed improvements to summarizing step (using binding of molted data frames instead of R loops)
added all MIST/COMPPASS scores for negatives to the output and filtered out decoys in final output