Add attributes to the schema

Build 1501 on 14/Nov/2017  This topic last edited on: 5/Aug/2014, at 13:57

Note: If attributes are for article, then put the definitions under:

<xs:group name="articleExtra">

....

Click to toggle expandShort string attributes (about less than 80 characters)
Click to toggle expandLong string attributes (about 250 characters)
Click to toggle expandBoolean attributes
Click to toggle expandDate & time attributes