[#623] Adding draft release notes for 1.7.0
[#623] Update release notes 1.7.0
Merge pull request #624 from akvo/issue/623

[#623] Adding release notes for 1.7.0
[#625] Revert "GO BACK TO SURVEY OVERVIEW" Button

* The "Go Back To Survey Button" link navigates to a to a list of surveys in a survey group
[#625] Reset extra controls on "Go Back To Survey Overview"
Merge pull request #626 from akvo/issue/625

[#625] Revert "GO BACK TO SURVEY OVERVIEW" Button
Merge pull request #627 from akvo/develop

[#625] Merging fix for survey overview link to release/1.7.0