Remove /users/me/investments endpoint group

Removing deprecated endpoints

• /users/me/investments
• /users/me/investments/{id}
• /users/me/investments/{id}/sellInfo

Those endpoints are replaced with
/me/investments and /me/investments/{id}

see apiary docs

New api for my investments

Deprecation of endpoints users/me/investments and users/me/investments/{id}/smpSellInfo and introduction of new endpoints to get info about my investments me/investments and me/investments/{id}

Release 10. 11. 2020

Features

added better json respose property filtering
see section https://zonky.docs.apiary.io/#introduction/pagination,-sorting-and-filtering/partial-response