We were using the Unicode point "Katakana middle dot" which was not showing up
on some systems. Separators may not show up the same on all machines depending
on the font used. So, use an SVG image instead.
Tests:
- On the front page and apps page, the separators appears as expected.
Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>
Reviewed-by: James Valleroy <jvalleroy@mailbox.org>
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