Remove rx and tidy up (#712)

* Removed rx and tidy up

* Generated Table

* Better image size in README

images/svg/calendar.svg

@@ -3,7 +3,7 @@ aria-label="Calendar" role="img"
 viewBox="0 0 512 512"
 style="font-family:monospace;text-anchor:middle;fill:#677"><script type="text/ecmascript"><![CDATA[w=()=>{c=0;for(i in e={weekday:"long",month:"short",day:'numeric'})document.getElementsByTagName('text')[c++].textContent=(new Date).toLocaleString(undefined,{[i]:e[i]})}]]></script><defs><clipPath id="c"><rect
 width="512" height="512"
-rx="15%"/></clipPath></defs><g clip-path="url(#c)"><rect
+/></clipPath></defs><g clip-path="url(#c)"><rect
 width="512" height="512"
 fill="#dee"/><rect
 width="512" height="180"