[Indic] Dependent Vowels are joined with other Dependent Vowels without any dotted circle

Description of problem:
Dependent Vowels are joined with other Dependent Vowels without any dotted
circle for Indic Languages. This is very odd as it was previously working with
qt, but not with GNOME, icu

Version-Release number of selected component (if applicable):
pango-1.28.0-1.fc13.x86_64
qt-4.6.2-13.fc13.x86_64
libicu-4.2.1-8.fc13.x86_6

How reproducible:
100%

Steps to Reproduce:
1. Type following unicode in Text Editor(Copy Paste can also work)
2. 0915+0947+0947+0947 (क + े + े + े = केेे)
3.

Actual results:
Showing only One Character with One Vowel (Seems only)

Expected results:
It should should two dotted circle. Check Screenshot with Gedit/Openoffice