As discussed, @thesarthakbhardwaj modified the code to output glyph index in front of the hash.
I have cleaned up his branch for this MR
@apodtele We faced problems in parsing the supplied arguments for FT_LOAD and FT_RENDER, so this MR is still a draft, some guidance would be appreciated
Added options for loading and rendering flags.
We decided to defer the brightness and contrast calculation to a later MR