Zabbix

..F.I...ST [ZBXNEXT-8316] replaced Plain text widget with Item history widget

* commit '1a1256c70bd2bf9adaa33835d9f13e593b88fb30': (51 commits)
  .......... [ZBXNEXT-8316] added changelog
  ..F....... [ZBXNEXT-8316] updated template importer
  ..F....... [ZBXNEXT-8316] added communication
  ..F....... [ZBXNEXT-8316] fixed logic of displaying item columns and value count
  ..F....... [ZBXNEXT-8316] fixed hintbox position
  ........S. [ZBXNEXT-8316] fixed several memory leaks, SQL requests and coding style in the database upgrade patches
  .......... [ZBXNEXT-8316] fixed item history widget and modules selenium tests
  ..F....... [ZBXNEXT-8316] added thumbnails and hintbox preview
  .......... [ZBXNEXT-8316] updated dashboards.tmpl and data.tmpl
  ..F....... [ZBXNEXT-8316] fixed layout correctness
  .........T [ZBXNEXT-8316] updated reference in family of Azure templates
  ..F....... [ZBXNEXT-8316] added help icon for display when text type items are selected
  ..F....... [ZBXNEXT-8316] change display_as_image to show_thumbnail
  .......... [ZBXNEXT-8316] fixed item selenium tests
  ..F....... [ZBXNEXT-8316] fixed code style, fixed template dashboard and host override, adjusted column edit form
  ..F....... [ZBXNEXT-8316] fixed code style, template dashboard config and added ImageView controller
  ..F....... [ZBXNEXT-8316] fixed monospace font for html text
  ..F....... [ZBXNEXT-8316] fixed code style and fixed treshold colors for display as is problem
  ..F....... [ZBXNEXT-8316] fixed code style and fixed trends problems
  ....I..... [ZBXNEXT-8316] removed unnecessary upgrade patch that sets plaintext widget name
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