Updated index-common with latest layout and design [#54260788]
added updated iconsprite
Updated project metadata API URI

[#52044647]
Merge commit 'ab97810f026bf07581dbea257ff8de5b510aedd6' into gh-pages

# By David Friermor (2) and Kurtis Seebaldt and Nick Street (1)
* commit 'ab97810f026bf07581dbea257ff8de5b510aedd6':
  Updated project metadata API URI
  added updated iconsprite
  Updated index-common with latest layout and design [#54260788]