Merge pull request #291 from enonic/CMS-1752

CMS-1752 Create SaveChangesBeforeCloseDialog for wizard
Squashed commit of the following:

commit 22d088ce1a101fc25b32efe182ce163d1e86caa2
Author: Aliaksei Biaskosty <abiaskosty@scnsoft.com>
Date:   Wed Jul 17 11:02:28 2013 +0300

    CMS-1790 Create SchemaTreeGridPanel and friends

- Fixed GridContextMenus in schema and space managers
Squashed commit of the following:

commit 22d088ce1a101fc25b32efe182ce163d1e86caa2
Author: Aliaksei Biaskosty <abiaskosty@scnsoft.com>
Date:   Wed Jul 17 11:02:28 2013 +0300

    CMS-1790 Create SchemaTreeGridPanel and friends

- Fixed GridContextMenus in schema and space managers
CMS-1886 Add LeftRightArrowsNavigation for the wizard steps in WizardPanel
CMS-1884 Create SchemaItemViewPanel

- also added tab menu item selection and close events to all apps
CMS-1807 Create reusable browse FilterPanel

Creating reusable BrowseFilterPanel written in TypeScript.
Also implementing filters for content and space manager.
CMS-1895 Add support for horizontal splitpanel
CMS-1807 Create reusable browse FilterPanel

Add interface for facet data and add static method on to FilterSearchEvent
CMS-1871 Show pencil icon if AppBarTabMenuItem is representing an item being edited

- implemented in shema, content and space apps
Merge pull request #293 from enonic/CMS-1807

CMS-1807 Create reusable browse FilterPanel
CMS-1762 Convert space_delete to use value objects

Added implementation for SpaceResource.delete method and tests for it
Merge pull request #294 from enonic/CMS-1762

CMS-1762 Convert space_delete to use value objects
CMS-1862 Create reusable form component Dropdown
CMS-1862 Create reusable form component Dropdown
CMS-1860 Create reusable form component TextArea
Trying to position BrowseFilterPanel with SplitPanel
Fixed vertical splitpanel
CMS-1879 When "preview" mode is enabled in ContentBrowseToolbar then dummy-preview-page must be displayed in ContentBrowseItemPanel
CMS-1765: Convert util_getLocales to use value objects
Merge pull request #296 from enonic/CMS-1765

CMS-1765: Convert util_getLocales to use value objects