Update content: add 'Improve Performance with the 2 types of Image Optimization' article
Update content: add 'Improve Performance with the 2 types of Image Optimization' article

ben-eb/perf.rocks,davecarter/perf.rocks,davecarter/perf.rocks,danielguillan/perf.rocks,nucliweb/perf.rocks,una/perf.rocks,ben-eb/perf.rocks,una/perf.rocks,danielguillan/perf.rocks,nucliweb/perf.rocks