Added Vimeo markdown handler (same as in haraway branch)
Requires Vimeo markdown handler by default
Prepend / append placeholder to input
Documented input_group module
Use input_width variable to size input-group
Removed new page button from header in pages views
Button New in header hidden on edit view of model
Merge pull request #74 from pieterbeulque/prepend-append-placeholders

Prepend / append placeholder to input
Merge pull request #75 from yvesvanbroekhoven/remove-new-button-in-header-for-pages

Removed new page button from header in pages views
Merge pull request #76 from yvesvanbroekhoven/hide-new-button-from-edit-view

Button New in header hidden on edit view of model
Added pre & post fields to an article in dummy app
Merge pull request #78 from yvesvanbroekhoven/added-pre-post-input-example-to-articles

Added pre & post fields to an article in dummy app
Added edit button on page show view
Merge remote-tracking branch 'upstream/master'

* upstream/master:
  Added edit button on page show view
  Added pre & post fields to an article in dummy app
  Button New in header hidden on edit view of model
  Removed new page button from header in pages views
  Use input_width variable to size input-group
  Documented input_group module
  Prepend / append placeholder to input
  Requires Vimeo markdown handler by default
  Added Vimeo markdown handler (same as in haraway branch)