Update htaccess 404 redirect for new URL.
Update readme and index meta data for new URL.
Replace special characters with html entity hex codes.
Rename SVGs and buttons as independent vars with big-endian conventions.
Fix bug in initial display of 24-hour marks and 13-moon marks.
Fix bug in mis-display of marks when toggling calendar while marks hidden.
Fix initialization of DST.
Add favicon.
Add style & function to disable DST button if not DST in locality ever.