ENYO-2151:
* events usage attempts:
** in HermesFileTree first but moved in AresNode
** kept in HermesFileTree just for information (will be wiped)
* use of draggable attribute for AresNode: provide a transparent snapshot of the collection of nodes to be moved
ENYO-2151:
draggable ok for AresNodes
attempts to use events inside AresNode and HermesFileTree... but same trouble: dragfinish and/or drop event not well catch.
investigation in progress
ENYO-2151:
attempts to catch well events
ENYO-2280: EP style on error popup
Merge branch 'master' into ENYO-2280
ENYO-2280: EP style on Editor Setting popup
ENYO-2429: set default font size to 12
ENYO-2151:
* Files & folders drag'n'drop with mouse cursor which indicates if it's possible or not to perform the action
* copy & rename commands for the file system have been updated to use more parameters than name only...
NB: the update of old and new related 'package.js' do not work...
ENYO-2280: rename css classe
ENYO-2280: EP style on find popup
ENYO-2151: add Drag&Drop feature for project file tree
1 fix a small bug: a folder couldn't be dragged to root node
ENYO-2280: set resize property of detail textarea to vertical
on the error popup
Merge pull request #307 from enyojs/ENYO-2280

ENYO-2280: EP style on Ares popups
Merge pull request #305 from enyojs/ENYO-2151

ENYO-2151: add Drag&Drop feature for project file tree
Merge remote-tracking branch 'upstream/master'