* [ADF-1344] New Custom Loading Content Directive for Datatable Component
* [ADF-1344] Add unit tests for directives on Document List
* [ADF-1344] Add directive prefix to context-menu directive
* [ADF-1344] Old directive selectors have been put back
* [ADF-1344] Add old selector for empty-content directive
* add stylelint
* fix style first part
* fix style second part
* fix style third part
* fix style fourth part
* Fix e2e tests first part
* Fix e2e tests second part
* Rebase branch
* fix style third part
* fix style fourth part
* Fix list error
* fix insights
* fix style abotu component
* Fix e2e tests second part
* Rebase branch
* fix style third part
* fix style fourth part
* Fix list error
* Fix e2e tests second part
* Rebase branch
* fix style third part
* fix style fourth part
* Fix list error
* [ADF-3746] Rebase branch
* Fix e2e tests second part
* Rebase branch
* fix style third part
* fix style fourth part
* Fix list error
* Fix e2e tests second part
* Rebase branch
* Fix list error
* fix new style added
* tslint fix
* [ADF-3746] Fix scss errors on Process Filters Cloud component
* [ADF-1958] Process Attachment list - The empty list should be a simple template
* changed the default empty list to a simple template
* changed process-attachment.component.html so that the user can pass custom empty tempate
* [ADF-1958] Process Attachment list - The empty list should be a simple template
* changed the default empty list to a simple template
* changed process-attachment.component.html so that the user can pass custom empty tempate
* removed some unused variables
* [ADF-1958] Process Attachment list - The empty list should be a simple template
* changed the default empty list to a simple template
* changed process-attachment.component.html so that the user can pass custom empty tempate
* [ADF-1950] Not able to open an attached file within a Task.
* Changed data-column key 'icon' to 'image' in task/process attachment file component.
* Refactored activiti-component.
* Used Adf-viewer to view the attached documents.
* [ADF-1950] Not able to open an attached file within a Task.
* Centralized the use of the adf-viewer component in the activiti component (demo shell folder).
