EPIC: Improve apdex score for "contact_list" to be above 0.94

[michaelkohn]

• [x] https://github.com/medic/care-teams/issues/90
• [x] https://github.com/medic/care-teams/issues/91
• [x] https://github.com/medic/care-teams/issues/98
• [x] https://github.com/medic/care-teams/issues/104
• [x] https://github.com/medic/care-teams/issues/93

[michaelkohn]

First pass completed