From: Sanjeev BA <as2902.b@samsung.com>

From: Sanjeev BA <as2902.b@samsung.com>
Subject: [E-devel] [PATCH] Add new API elm_diskfileselector_item_num_get()

Kindly review and provide your comments on this patch, that adds new API
elm_diskfileselector_item_num_get().

Add elm_diskselector_display_item_num_get() API.
Added required documentation in docx and Elementary.h.in files.
Updated test programs to print number of items set - as a verification.
Make input param as const. Thanks SeoZ.

git-svn-id: svn+ssh://svn.enlightenment.org/var/svn/e/trunk/elementary@63107 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33