Cleaner UI for login/signup pages

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Merge pull request #7511 from jbrooksuk/api-docs

Consistency, spelling and grammar
Merge pull request #7510 from jbrooksuk/patch-1

Fix grammar and spelling
Merge pull request #7508 from cirosantilli/md-style-projects

Fix Md style for projects API doc.
Merge pull request #7509 from cirosantilli/fix-md-style-api

Fix Md style for API.
Remove unused title parameter.

It is always overridden by to humanized source branch name by
MergeRequests::BuilService, which is used by new_project_merge_request_path.
Updated the spring gem and fixed the guard file

Signed-off-by: Jeroen van Baarsen <jeroenvanbaarsen@gmail.com>
Set charset encoding to UTF-8 for snippets

Fixes #2678

Signed-off-by: Jeroen van Baarsen <jeroenvanbaarsen@gmail.com>
Fix not rendered the network graph edge.
don't lookup branch element - it might need to be escaped
Fix minor spelling error
Show percentage status on milestone detail page, fixes #485
Fix labels return code
Update user_management.md

add rails_env to commands
Update markdown.rb

Fix mistake by @qqshfox report
Bump version to 7.2.0.rc1
Merge pull request #7496 from Razer6/captalize_suggested_colors

Consistency: Capitalize hex values of sugested colors
Merge pull request #7493 from Razer6/update_gems_with_errors

Update gems with errors, to prevent 500 errors
Merge pull request #7527 from Razer6/api_labels_return_code

API: Fix labels return code
Add missing elements to webhook doc