Fix rendering of Telugu

Also removed unwanted glyphs.
Removed GSUB rules for U+0C41, used positioning alone for rendering
them.

GSUB is only used for 'te' now.

See https://bugzilla.wikimedia.org/show_bug.cgi?id=56819
Updated README.md.
Added merge.pe. Script to merge subset fontfile.

- It will always merge to Autonym.sfd and save.
- Will not produce Autonym.ttf.
Instruction for` 'merge.pe' added.
Updated README.md.

- Links added. Hope this will help rookies.
- Reformatting.
Correct the U+0CA1 KANNADA LETTER DDA glyph

See https://bugzilla.wikimedia.org/show_bug.cgi?id=57135
Avoid stripping hints in WOFF format too
Add Gothic(𐌲𐌿𐍄𐌹𐍃𐌺) Language Support

Glyphs are from FreeSerif
Fix the autonym for Old Slavonic

Bug: https://github.com/santhoshtr/AutonymFont/issues/44
Merge pull request #45 from amire80/cu-autonym

Fix the autonym for Old Slavonic
Fix Bishnupriya Manipuri rendering

Fix issue#6
Remove RFN
Merge pull request #46 from davelab6/master

Remove RFN
Merge pull request #42 from samyakbhuta/master

Script for merging. Updated README.md