Snowplow only accepts decimals for value
This MR removes sending of value implicitly with the value attribute

In small screens operations icon is visible and also present
in More menu. This commit cleans up the More menu for small
screens and also shows and hides nav links appropriately
based on screen sizes

Cleaned up title attrs in dashboard

Part of single codebase changes.

Add "smoke" tag to the test

Fix links to views in Page Object files

Review fixes

Remove useless view block

Implement Snippets::Show page object class

Fix review suggestions

Fix review suggestions 2

Fix test with empty snippets state

Remove useless css class

Fix issues

Compatible with https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/5162

Signed-off-by: Rémy Coutable <remy@rymai.me>

- Add tracking attributes to templates

Makes the following changes in order to have all the
items of the top nav fit within all of the new Bootstrap 4 breakpoints:

- Change GitLab logo to show only on desktop breakpoint (lg and up)
  - Move margin from logo to logo text, saving 8px
- Move the following icon links to the "More" nav dropdown
  - Instance Statistics (ConDev Index)
  - Admin area (if Admin)
  - Sherlock Transactions (if enabled)
- Removed separator between Admin icons
- Change search input width from 240px to 200px
- Move "Activity", "Milestone", and "Snippets" into "More" menu on lg breakpoints
- Show "More" menu of lg breakpoints

This reverts merge request !20679

Signed-off-by: Tao Wang <twang2218@gmail.com>