New google icons (#469)

* new google icons

* broken links in readme

* removed extra new lines breaking the table

* resolved reviews

* Updated README.md

* replaced white by #fff in google colaborative content tools

* duplicated google_collaborative_content_tools.svg into google_docs_editors.svg

* reduced rendering quirk

Co-authored-by: Jonathan Selle <jselle@greensystemes.com>

images/svg/google_calendar.svg

@@ -0,0 +1,6 @@
+<svg xmlns="http://www.w3.org/2000/svg"
+aria-label="Google Calendar" role="img"
+viewBox="0 0 512 512"><rect
+width="512" height="512"
+rx="15%"
+fill="#fff"/><path d="M100 340h74V174H340v-74H137Q100 100 100 135" fill="#4285f4"/><path d="M338 100v76h74v-41q0-35-35-35" fill="#1967d2"/><path d="M338 174h74V338h-74" fill="#fbbc04"/><path d="M100 338v39q0 35 35 35h41v-74" fill="#188038"/><path d="M174 338H338v74H174" fill="#34a853"/><path d="M338 412v-74h74" fill="#ea4335"/><path d="M204 229a25 22 1 1 1 25 27h-9h9a25 22 1 1 1-25 27M270 231l27-19h4v-7V308" stroke="#4285f4" stroke-width="15" stroke-linejoin="bevel" fill="none"/></svg>