Break header into its own component parts

[Sheikah45]

No description provided.

[codecov]

Codecov Report

Merging #3002 (dcc64e0) into develop (7ef58fa) will increase coverage by 0.00%.
The diff coverage is 63.77%.

❗ Current head dcc64e0 differs from pull request most recent head f269f14. Consider uploading reports for the commit f269f14 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             develop    #3002   +/-   ##
==========================================
  Coverage      61.33%   61.34%           
- Complexity      4582     4591    +9     
==========================================
  Files            551      554    +3     
  Lines          20118    20131   +13     
  Branches        1045     1044    -1     
==========================================
+ Hits           12340    12349    +9     
- Misses          7194     7197    +3     
- Partials         584      585    +1     

Impacted Files	Coverage Δ
...forever/client/headerbar/UserButtonController.java	81.81% <ø> (ø)
...va/com/faforever/client/login/LoginController.java	87.50% <ø> (-0.15%)	⬇️
.../faforever/client/main/LinksAndHelpController.java	0.00% <ø> (ø)
...ver/client/headerbar/MainMenuButtonController.java	30.00% <30.00%> (ø)
...ent/teammatchmaking/TeamMatchmakingController.java	91.46% <50.00%> (-0.84%)	⬇️
...aforever/client/headerbar/HeaderBarController.java	78.18% <78.18%> (ø)
...client/headerbar/NotificationButtonController.java	84.61% <84.61%> (ø)
...java/com/faforever/client/main/MainController.java	50.00% <100.00%> (-3.36%)	⬇️
...n/java/com/faforever/client/user/LoginService.java	74.60% <100.00%> (ø)

... and 1 file with indirect coverage changes

---

Continue to review full report in Codecov by Sentry.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 6d1880e...f269f14. Read the comment docs.