[#80252880] REVERT ON STORY END

put failing specs as pending until end of feature branch
[#80252880]add name field
[#80252880]make name accessible
[#80252880]add membership name to membership form
[#80252880]typo
[#80252880]translate label, fix placeholder
[#80252880]add name to membreshipos#show
[#80252880]dont show empty string if no membership name
[#80252880]show memberhsip name in contacts#show
[#80252880]hide if name blank
[#80252880]show name in popover
Merge 80252880-membreship-name to master

[Completes #80252880]
[#80290614] add second navigation link
[#80290614]locale
[#80290614]mock view
[#80290614] move to layout secondary navigation
[#80290614]form
[#80290614]fix form url
[#80290614]use simpleform
[#80290614]horizontal