i18n support for block titles & CMS thumbnail preview feature

Content block titles are now determined by i18_singular_name, and $title property has been removed (requires migrating these values across).

Added thumbnail preview feature to make it easier to identify from the content block grid field.

Use _resources instead of resources for asset directory

4.6.0

Use _resources instead of resources to be compatible with SS 4.5.*

Use _resources instead of resources for asset directory

4.6

Use _resources instead of resources to be compatible with SS 4.5.*

For BlockType filter, used the ClassName instead of BlockType column

In the filter dropdown by block type, changed the column name to Clas…

…sName because BlockType column does not exist

Block type filter for SilverStripe 4.4.4

4.5.0

Block type filter to be compatible with SilverStripe 4.4.4

SS 4.4.4 update

4.4.0

implements PermissionProvider got removed

4.3.0

Added

• many_many_sorting config
• SortableManyManyList and ManyManyListSorter class
• searchable_fields to content block
• Title field to ContentBlock

Updated

• README examples

4.2.0

ADDED

• Ability to select anchors in blocks
• Ability to embed forms in blocks

FIXED

• css requirements path

UPDATED

• Grid field block type column

REMOVED

• GridFieldVersionedDeleteAction
• GridFieldVersionedOrderableRows

4.1.1

Fix issue with many many sorting field not being updated across versioned relations on gridfield sort

4.1.0

many_many Content Block support