Deleting twitter.svg
Purpose
Deleting twitter.svg once it's replaced by x.svg in the codebase, solving issue #397 (closed)
Once gitlab!139464 (merged) is merged, it should be OK to remove twitter.svg
Deleting twitter.svg once it's replaced by x.svg in the codebase, solving issue #397 (closed)
Once gitlab!139464 (merged) is merged, it should be OK to remove twitter.svg