LONDON (Reuters) – British rail ticketing company Trainline forecast “strong growth” this year, with revenue rising above pre-pandemic levels to 280-310 million pounds, and core earnings of 70-75 million pounds, both ahead of market expectations. Shares in Trainline, which saw sales collapse in 2020 when COVID-19 impacted travel, jumped 13% to a six-month high of 313 pence on Thursday. Chief Executive Jody Ford said the positive outlook reflected a focus on supporting the rail industry’s recovery, as well as making rail travel easier and better value. Analysts at Peel Hunt said guidance for th…