tlc: tlcedit/tlcview full MC parity — E1-E5 (21 features, +2525 lines)
E1 — Wire broken features:
- Auto-indent on Enter (insert_newline_with_indent)
- Shift-Arrow selection bindings (6 keys)
- Ctrl-Home/Ctrl-End document navigation
- Nroff rendering in viewer (man page bold/underline)
- Viewer search (/) and goto-line (g) prompts
- Macro recording/playback (Ctrl-R/Ctrl-P)
- Search history dedup fix + n/N navigation
E2 — Editor visual premium:
- Vertical scrollbar (direct buffer manipulation)
- Accent-bar gutter (brand red stripe)
- Relative line numbers (Ctrl-L toggle)
- Cursor shape modes (Block/Bar/Underline)
- Completion popup with accent highlight
E3 — Functional parity:
- Word-wrap toggle (Alt-W)
- Viewer syntax highlighting (syntect integration)
- OSC 52 clipboard (SSH clipboard sharing)
- Save As prompt (Shift-F2)
E4 — Advanced features:
- Code folding (folding.rs, Ctrl-F1 toggle, gutter markers)
- Tags jump (tags.rs, Ctrl-]/Ctrl-T, TagTable parser)
- Replace per-match state infrastructure
E5 — Premium transitions:
- Dialog slide-in animation ( FileManager dialog_anim)
- Large-file loading indicator (spinner for >1MiB)
- Smooth scroll interpolation (PageUp/PageDown, 25%/tick)
New modules: cursor_shape.rs, folding.rs, tags.rs, clipboard_osc52.rs
Tests: 1093 passed (up from 1062)
vasilito
c55fb91e8f