Question: Who wrote the novel, the 1967 film of which, had a title song which is a single by the group Traffic ?

Context paragraphs:
Here We Go Round the Mulberry Bush (film): Here We Go Round the Mulberry Bush is a 1967 British film made based on the novel of the same name by Hunter Davies.  It was listed to compete at the 1968 Cannes Film Festival, but the festival was cancelled due to the events of May 1968 in France.

Here We Go Round the Mulberry Bush (Traffic song): "Here We Go Round the Mulberry Bush" is a single by Traffic.  It is the title song to the film "Here We Go Round the Mulberry Bush", and features all four members of Traffic singing a joint lead, though the bridge and parts of the chorus have Steve Winwood singing unaccompanied.  The single uses an edited version of the song, with the intro removed.  When released in late 1967, the single cracked the UK Top 10.  Footage of the band acting out the song was commissioned by The Beatles for possible inclusion in the film "Magical Mystery Tour" but was not used in the final edit.  It is now included in the special features of the 2012 DVD/Blu-ray edition of the film.

Always (Mika Nakashima song): "Always" is Mika Nakashima's 31st single, released on January 20, 2010.  The title song is the theme to the film "Sayonara Itsuka" starring Miho Nakayama.  The single charted at No. 3 on the Oricon singles chart; aside from selling 42,165 copies, the title song has surpassed sales of over 1 million downloads.

Thyme (band): Thyme was a Japanese pop/rock band.  Originally, it was a solo project by the female singer Thyme, who had previously released three singles in 2002 as Sayaka Kamiyama.  Kamiyama started collaborating with sound engineer Teppei Shimizu in July 2004, and changed her name to Thyme in June 2005.  In December 2005, Thyme (the singer) and Shimizu formed the duo "Thyme" (the singer's name is normally stylized as "thyme" for distinction).  In July 2006, Takafumi Hoshino officially joined and Thyme became a three-piece band.  They had their major debut in September 2007 with their first official single "Hello".  Thyme released their second single "Forever We Can Make It!"  in April 2008; the title song was used as the opening theme to the anime series "To Love-Ru".  Thyme released their third single "Fly Away" on August 6, 2008, which had the title song used as the opening to the anime "Mahō Tsukai ni Taisetsu na Koto: Natsu no Sora".  Thyme released their first (and only) album "First 9uality" on September 3, 2008.  On September 23, 2010, the band officially announced they have broken up, and Thyme (the singer) restarted her solo singing career.  The band's name comes from the herb thyme.

The High and the Mighty (film): The High and the Mighty is a 1954 "WarnerColor" American "disaster" film in CinemaScope directed by William A. Wellman and written by Ernest K. Gann who also wrote the 1953 novel on which his screenplay was based.  The film's cast was headlined by John Wayne, who was also the project's co-producer.  Composer Dimitri Tiomkin won an Academy Award for his original score while his title song for the film also was nominated for an Oscar (although the title song did not actually appear in release prints nor in the recent restoration of the film).  The film received mostly positive reviews and grossed $8.5 million in its theatrical release.  The supporting cast includes Claire Trevor, Laraine Day, Robert Stack, Jan Sterling, Phil Harris and Robert Newton.

More Than a Miracle: More Than a Miracle is a 1967 film also titled Cinderella Italian Style and Happily Ever After.  It stars Sophia Loren, Omar Sharif and Dolores del Río.  The movie has a fairy tale narrative.  Filmed in the countryside outside of Naples, Francesco Rosi directed and Carlo Ponti produced.  The theme music was a hit for Roger Williams, reaching #2 on Billboard's survey.  Sergio Franchi recorded the title song (written by Kusik; Snyder; Piccioni) on his 1968 RCA Victor album, "I'm a Fool To Want You".

Alfie Darling: Alfie Darling is a 1975 British comedy drama film directed by Ken Hughes.  It is the sequel to the 1966 film "Alfie", with Alan Price taking over Michael Caine's role of Alfie.  Price also penned the movie title song, performed and released as a single by Cilla Black who was also the first to record the title song based on the original movie, penned by Burt Bacharach and Hal David.

Auberge (album): Auberge (a French word meaning "inn") is the eleventh studio album by Chris Rea, released in 1991.  The album, as well as the title song, was mostly notable for the association of the Caterham Super Seven that he owned, in which he called it the "Blue Seven".  That car appeared on the album cover, illustrated in oil by renowned motoring artist Alan Fearnley.  The album makes several references to the car over several tracks, as well on the video of the title song, and its cover illustration was used for its adverts.  In 2005, Rea sold the car in an auction.  "Auberge" was a #1 album in the UK in 1991.  The title track also gave Rea one of his biggest chart hits, reaching #16 in the UK charts.  Other songs released as singles were "Heaven", "Looking For The Summer" and "Winter Song".  Another song, "And You My Love", although not released as a single, has become a firm favourite among his fans and is regularly performed at live concerts.

Fitzwilly: Fitzwilly is a 1967 film directed by Delbert Mann, based on Poyntz Tyler's 1960 novel "A Garden of Cucumbers" and adapted for the screen by Isobel Lennart.  Its title refers to the nickname of its protagonist, Claude Fitzwilliam, an unusually intelligent and highly educated mastermind of a butler played by Dick Van Dyke (the novel's title refers to Isaiah 1:8).  The film co-stars Barbara Feldon in her first feature-film role.

Idol College: Idol College (アイドルカレッジ ) is a Japanese idol girl group.  Their single "Be My☆Zombie" reached the sixth place on the weekly "Oricon" Singles Chart.  The title song from their single "True End Player" was the ending song of the 2014 video game "" and the title song from their single "Ichizu Recipe" was the opening song of the 2015 anime television series "Shomin Sample".

Supporting paragraphs: Here We Go Round the Mulberry Bush (Traffic song) Here We Go Round the Mulberry Bush (film)
Answer: Hunter Davies.