comments corrections

orthographically adjustments in comments

after Merge branch 'master': do_tasks.less ohne z-index

SPR-908: QS - do plugin mit angezeigter table

SPR-984: print style basics,
SPR-984: print styles for admin view #1

SPR-908: all z-indices are found in base_structure.less,
SPR-908: Bugfix Direct-nav in Tableview should be above toggle button

SPR-950: Headerstyling in Mobile optimieren

Put the suggestions-page above the metabox-tabs

The tabs of the meta-box and the meta-box itself have z-indexes of 1,
hence we need a z-index of 2 to ensure that the suggestions-page is
above them.

Put the suggestions-page above the metabox-tabs

The tabs of the meta-box and the meta-box itself have z-indexes of 1,
hence we need a z-index of 2 to ensure that the suggestions-page is
above them.

SPR-981

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SPR-908: QS - content boxshadow

SPR-908: QS - starred, do margin + ie: height

Clean up z-indexes

There have been some z-indexes that were removed and then reintroduced
through strange merges. This is an attempt to remove all z-indexes that
are unnecessary and to clearly state

Clean up z-indexes

There have been some z-indexes that were removed and then reintroduced
through strange merges. This is an attempt to remove all z-indexes that
are unnecessary and to clearly state the purpose of the remaining
z-indexes in a comment to each index.

SPR-981

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SPR-908: QS - nav margin

SPR-882: section edit button improvements

SPR-742: wrong colors (for configure)

SPR-942: subsublist alignment in sidebar

SPR-980: close meta box after click on TOC anchor

bugfix breadcrumb not clickable in wide content view

more spacing between nav main nav tools and starred

SPR-908: qc hover, after merge toggle

keyboard access + direct link scrolling

Account for new user-tasks-<button> instead of -<a>

SPR-976: focus Pagetools

SPR-908: edit-button pixelbug

SPR-908: aside font-size in mobile

Toggle do-tasks svg-path-color on focus and active

SPR-977