Disable Dave img ghosting

When playing with Dave (dragging), Chrome shows annoying ghost image. This is a fix for it
Merge pull request #1437 from grgur/master

Disable Dave img ghosting
abstract tags to separate variable
add basic tag regex
use captured tag if availiable
add noop
Merge branch 'fix/sqlite-dropbox' of https://github.com/jsbin/jsbin into feature/binfile

* 'fix/sqlite-dropbox' of https://github.com/jsbin/jsbin:
  add noop
  Disable Dave img ghosting
cater for attributes on head/body tags
use regex to test for head/body tags existing
remove typo
initial commit