Prevents retrying 404 responses in MyFT calls

Merge pull request #32 from Financial-Times/dont-retry-404

Dont retry 404

Further fixes for removing users from topics

Merge pull request #31 from Financial-Times/fix-remove-follows-rel

Upped version number

Fixes removing user follows

Merge pull request #29 from Financial-Times/fix-remove-follows-body

Upped version number for release

v2.1.1

Fixes removing user follows, and replaces the use of real UUIDs in tests

Consolidate config vars being used for membership services

1. Use API_GATEWAY_HOST in place of ACS_API_URL, ALS_API_URL, and HUI_BASE_URL
2. Use one config var KAT_MEMB_API_KEY for requests to ALS and ACS as they are the same key.
3. Remove empty emailNotification.js file

Organic suppressed follow and remove relationships

Adds new methods to client proxies that use the myft-api v3/kat/ routes for adding and removing follow concept relationships.

This has been relased as a major change even though there are no breaking changes in the update due to the significance of of the update.

Methods for getting individual user followers

Merge pull request #17 from Financial-Times/indy-follows

Get users following as an individual

v0.0.1-beta.11

Merge pull request #16 from Financial-Times/vault-env-rename

Vault config rename

v0.0.1-beta.10

Merge pull request #15 from Financial-Times/delete-group

Remove group node

v0.0.1-beta.9

Merge pull request #14 from Financial-Times/groups-api

Small changes for the group API