Merge pull request fiduswriter#704 from fiduswriter/3.5.11

3.5.11: empty comments/answers, fixes fiduswriter#685

Former-commit-id: fa7c9ed

Merge pull request fiduswriter#696 from fiduswriter/3.5.10

3.5.10

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Merge pull request fiduswriter#690 from fiduswriter/3.5.9

3.5.9: upgrade bleach

Former-commit-id: b3d2848

Merge pull request fiduswriter#676 from fiduswriter/3.5.8

3.5.8: recover images and don't allow empty text nodes

Former-commit-id: 4fa6623

Merge pull request fiduswriter#671 from fiduswriter/3.5.7

3.5.7: delete document failure + scroll in dialog panels

Former-commit-id: af65b72

Merge pull request fiduswriter#670 from fiduswriter/3.5.6

3.5.6: fix maintenance script

Former-commit-id: 72b1d59

Merge pull request fiduswriter#669 from fiduswriter/design-adjustments

3.5.5 Design adjustments

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Merge pull request fiduswriter#667 from fiduswriter/3.5.4

3.5.4: dialogs with scroll + fix editor initiation

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Merge branch '3.5.3'

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Merge pull request fiduswriter#663 from fiduswriter/3.5.2

3.5.2: place comments correctly

Former-commit-id: 82df51f