• Tweak 'f' and 't' characters to make them more consistent (8x16 version)
• Make the upper case 'K' middle bar shorter, helps differentiating it from upper case 'H' (5x8, 12x24, 16x32)
• Fix alignement of parentheses with square brackets and braces (32x64 version)
• Fix SIZE, MIN_SPACE, and SWIDTH properties for all fonts
• Make the at sign higher (8x16, 12x24, 16x32, and 32x64 versions)
• Harmonize angle quotes (8x16, 12x24, 16x32, and 32x64 versions)
• Flip lower case 'n' with tilde horizontally, to match the normal 'n' character (8x16, 12x24, 16x32, and 32x64 versions)
• Remove artefacts from 'C', 'c' and 'F' character for all fonts
• Remove artefact from the upper case 'G' character (8x16, 12x24, 16x32, and 32x64 versions)
• Remove artefacts from 'C' and 'c' derived characters (8x16, 12x24, 16x32, and 32x64 versions)
• Set DEFAULT_CHAR to 32, as we don't have a 0 char