Bill Martin, one of the United Kingdom’s most famous songwriters and music publishers, passed away at age 81 this past weekend. The co-writer of the Eurovision 1967 winning “Puppet on a String” (performed by Sandie Shaw) and Eurovision 1968 runner-up “Congratulations” (performed by Cliff Richard) was also behind some of the most memorable pop singles of the 1960s and 1970s. …