Fix bug using localhost as default @renew_token
Fix bug when requesting new access token
Get the new access token properly when renewed
Merge branch 'minor-fixes' of github.com:EricssonResearch/iot-framework-gui into minor-fixes

Conflicts:
	app/helpers/sessions_helper.rb
Comment marketing stuff
Remove signup mechanism
Disable VStreams
Remove placeholders in the user profile
Disable unneeded features
Polishing the system. Disable unneeded features
Merge branch 'minor-fixes' of github.com:EricssonResearch/iot-framework-gui into minor-fixes

Conflicts:
	app/views/streams/show.html.erb
	app/views/users/show.html.erb
Fix semantic_adapter
Fix bug: Make Following API request with no openid metadata
Show first and last name instead of usernames
Hide API call examples and security tokens from other users
Remove legacy code lines
Combine dropdown menu with user link on the header
Do not validate password
Export now uses a file extension according to file_type
Check if @streams is not null before .each method