Upadte version to v3.4.3
Only link `#1234` if on a project page.
Load the required helpers in the `Misc` controllers `__construct` method.
Merge branch '3.4'

* 3.4:
  Load the required helpers in the `Misc` controllers `__construct` method.
  Only link `#1234` if on a project page.
  Upadte version to v3.4.3

Conflicts:
	vendor/traq/controllers/misc.php
	vendor/traq/version.php