Rename ncdu to nccf

src/browser.zig

@@ -727,7 +727,7 @@ pub fn draw() void {
     ui.move(0,0);
     ui.hline(' ', ui.cols);
     ui.move(0,0);
-    ui.addstr("ncdu " ++ main.program_version ++ " ~ Use the arrow keys to navigate, press ");
+    ui.addstr("nccf " ++ main.program_version ++ " ~ Use the arrow keys to navigate, press ");
     ui.style(.key_hd);
     ui.addch('?');
     ui.style(.hd);

src/scan.zig

@@ -289,7 +289,7 @@ const Context = struct {
         errdefer main.allocator.destroy(buf);
         buf.* = std.io.bufferedWriter(out.writer());
         var wr = buf.writer();
-        wr.writeAll("[1,2,{\"progname\":\"ncdu\",\"progver\":\"" ++ main.program_version ++ "\",\"timestamp\":") catch |e| writeErr(e);
+        wr.writeAll("[1,2,{\"progname\":\"nccf\",\"progver\":\"" ++ main.program_version ++ "\",\"timestamp\":") catch |e| writeErr(e);
         wr.print("{d}", .{std.time.timestamp()}) catch |e| writeErr(e);
         wr.writeByte('}') catch |e| writeErr(e);