Named Erik van Leeuwen as core committer for his numerous contributions
Don't render the block toolbar when a block doesn't have a representing node id.
Add ScriptTag RenderBlock.
Merge pull request #173 from devatwork/read-only-blocks

No block toolbar when a block does not have a node id.
Merge pull request #174 from devatwork/render-block-scripttag

Add ScriptTag RenderBlock.