Do not override context-blocks config.
Merge pull request #163 from v3knet/hotfix/dont-override-context-block

Do not override context-blocks config
Fix #164: helper.content_render: Allow run custom code before and after content is rendered
Merge branch 'dev-master' into route-editable

* dev-master:
  Fix #164: helper.content_render: Allow run custom code before and after content is rendered
  Do not override context-blocks config.