Wes Luther

First-year Asheboro coach Calvin Brown, shown here during a practice earlier this month, is encouraged by improvement from the Blue Comets. (Scott Pelkey/Randolph Record)   ASHEBORO – Another phase of Asheboro football takes form with the beginning of the season under first-year coach Calvin Brown. There’s a new set of optimism for the Blue Comets, who’ve won a total of two games the past three seasons. The season begins with Friday night’s home game against Albemarle. “There’s a lot of excitement in Asheboro,” said Brown, who arrived after seven seasons as Providence Grove’s coach. “We’re not going to start winning…