Merge pull request mozilla#7235 from yurydelendik/version1.5

Version 1.5

Merge pull request mozilla#6930 from Snuffleupagus/page-labels-standa…

…rd-numbering

[api-minor] Change `getPageLabels` to always return the pageLabels, even if they are identical to standard page numbering

Allow foriegn origin URLs only of hosted viewers.

Merge pull request mozilla#6918 from brendandahl/v1.4

Bump version to 1.4

Merge pull request mozilla#6714 from timvandermeij/annotation-web-to-src

[api-minor] Move annotation DOM manipulation logic to src/display/annotation_layer.js

Merge pull request mozilla#6630 from tonyjin/fix-minor-capitalization

Fix minor capitalization issue in viewer

Merge pull request mozilla#6391 from CodingFabian/fix-vertical-kernin…

…gs-6387

Fix text spacing with vertical fonts (mozilla#6387)

Merge pull request mozilla#6315 from timvandermeij/shading-testcase

Test case for tensor shading PR 6310

Merge pull request mozilla#6120 from Snuffleupagus/issue-6117

Clear the |getSinglePixelWidth| cache when rendering Type3 fonts (issue 6117)

Import l10n files