Optimize and unify markup of SVGs and align to
WikimediaUI color palette where easily applicable.
Also removing three unused image files.
Bug: T153043
Bug: T178867
Change-Id: Ied457ef84357374e66db9e1936ce1b754d53cfdb
The external link icon looked uncomfortably close to the following
character in the unusual situation in which the following character
was a quotation mark or something other than a period. This gives it
just a bit more breathing room.
Bug: T121002
Change-Id: Ib907368fda77df044fe6a1e17870a7c0c2542f8e