title: Hide the column names in DT::datatable()
body: <p>Is there any way to hide the column names when using the <code>DT::datatable()</code></p>
  
  <p>That returns now data at all: </p>
  
  <pre><code>empty&lt;-data.frame(c("a","d","d"),c("s","d","d"))
  library(DT)
  datatable(empty,colnames = F)
  </code></pre>