CRM-11864 - CiviEvent: WYSIWYGs able to load only on click

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* CRM-11864: Embed form-designer in event and contribution UIs
  https://issues.civicrm.org/jira/browse/CRM-11864
CRM-11864 - click for WYSIWYG fix for tinymce

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* CRM-11864: Embed form-designer in event and contribution UIs
  https://issues.civicrm.org/jira/browse/CRM-11864
CRM-11864 - click out of clickable ckEditor destroys it and reverts
to preview.  Not supported for TinyMCE b/c I don't know if it will destroy itself

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* CRM-11864: Embed form-designer in event and contribution UIs
  https://issues.civicrm.org/jira/browse/CRM-11864
Merge pull request #62 from agh1/click-for-wysiwyg

CRM-11864 allow WYSIWYG to only load on clicking the preview