fix(tasks): improve task editing

SD-845
fix(tasks): tweak performance

and name some func to make profiling easier

SD-867
fix(auth): fix login modal not showing on auth error
fix(authoring): display task creator on content-item info tab

SD-768
Merge pull request #482 from nidzix/authoring-info

fix(authoring): display task creator on content-item info tab
fix(archive): Make all item actions work in sidebar

Fix notifications catch
Fix right pane preview styling

SD-751
SD-827
SD-705
fix(style): Improve create button

One (+) to rule them all

SD-900
Merge pull request #483 from nidzix/devel

fix(archive): Make all item actions work in sidebar
Merge pull request #484 from nidzix/create-button

fix(style): Improve create button