Fix labels not displayed on todos page
closes #14512,#13920
# For Todos
## Before

## After

# For Activity Feed
## Before

## After

See merge request !3371
Updated UI for new merge request
Closes#2540


See merge request !3228
Wrap code blocks to next line
Closes#14866

See merge request !3573
Search Design fixes
Closes#14800
- Use colors according to design
- Fix width of search input


See merge request !3475
Update shades of red
Closes#14342
Before:

Fixed:

See merge request !3549
Hide user profile activity graph on mobile
closes#14507
## Before

## After

## Medium width screen

See merge request !3412
Remove 1px whitespace between nav tabs and underline when form present
Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
See merge request !3489
Notes/discussions header
Part way towards getting the design for issues/merge requests to look more like the design in #3401 - I have standardised the headers for both issues & merge requests comments and discussions.
See merge request !3441