e-mail and parkour updates

[WardDeb]

• fix off species metric, make sure it's compatible with old organisms too. Closes getOffSpeciesRate needs adjustment for rRNA content #20
• standardized emails. Closes Cleanup msg / email #66
• Deepseq get an email if all wfs passed and samba drive is updated. Closes RELACS email to deepseq #68, RELACS bc's #34
• Fix metrics pushed over to parkour, relacs is properly escaped for now. Closes ET: telegraphHome needs to account for different location #21, skiplist / telegraph #30
• started purging os.paths in favor of pathlibs, though this is not finalized yet.