Unify font license abbreviations.

1. Updated license abbreviations in font.ini
2. Removed duplicate license file in Suwannaphum
3. Corrected license for some fonts
4. Added licenses/LICENSES file to note license related issues and
abbreviations

Bug: 53281
Change-Id: Ia3aa6396cf5197c6baaff716d27682dd23b7674e

data/fontrepo/fonts/Hanuman/font.ini

@@ -1,7 +1,7 @@
 [Hanuman]
 languages=km
 version=1.0
-license=OFL 1.1
+license=OFL-1.1
 licensefile=OFL.txt
 url=http://www.google.com/fonts/specimen/Hanuman
 ttf=Hanuman.ttf