Merge remote-tracking branch 'origin/shareable-draft-content' into sh…

…areable-draft-content

* origin/shareable-draft-content: (245 commits)
  Implement shareable draft links
  Cleaned up shared drafts view Added front-end token generarion
  Implement shared drafts view
  Remove obsolete file
  use only root (joomla#11703)
  com_search category results not displaying date (joomla#11802)
  warnings and errors, not notices ... (joomla#11801)
  [installation] Add javascript message titles and ajax errors strings (joomla#11800)
  Regression: Normalising head links and correcting hreflang for menu items associations (joomla#11769)
  Refactor allowEdit of backend category controller (joomla#11547)
  [com_contact] Move event trigger to correct place (joomla#11719)
  Improve the accessibility of the top menu in ISIS part 2 (joomla#11729)
  Show file extension (joomla#11776)
  change button -> a for the modal close button (joomla#11787)
  Small Grammar change (joomla#11788)
  Change message type to error when download of update package fails (joomla#11791)
  these are warnings not messages ... (joomla#11799)
  [plg_content_vote|pagebreak] Load language files only when needed (joomla#11730)
  [plg_system_stats] Load plugin language files only when needed (joomla#11728)
  Fix creation performance of form element menuparent, (slow down in menu item edit form, for item that belongs to large menu) (joomla#11628)
  ...

# Conflicts:
#	administrator/components/com_admin/script.php
#	administrator/components/com_content/models/shared.php
#	administrator/components/com_content/views/shared/tmpl/default.php
#	administrator/language/en-GB/en-GB.xml
#	administrator/language/en-GB/install.xml
#	administrator/manifests/files/joomla.xml
#	administrator/manifests/packages/pkg_en-GB.xml
#	installation/language/en-GB/en-GB.xml
#	language/en-GB/en-GB.xml
#	language/en-GB/install.xml
#	libraries/cms/pagination/pagination.php
#	libraries/cms/version/version.php
#	libraries/joomla/authentication/authentication.php
#	libraries/joomla/form/fields/color.php
#	libraries/joomla/form/fields/email.php
#	media/system/js/share-uncompressed.js
#	media/system/js/share.js
#	plugins/content/vote/vote.php