Iosevka/changes/3.0.0-alpha.5.md

• Made hooks' terminal flat, which applies to a, c, e, etc.
• Add variant selector for f: v-f-serifed.
• Add variant selectors for r: v-r-standard, v-r-serifed, v-r-top-serifed.
• Fix various r-related glyphs' shape.
• Fix shape of cursive k under Slab shape.
• Fix Bulgarian Tse shape.
• Add fwid and hwid for Powerline.
• Default g to single-storey.