CONRAD ONYANGO, BIRD NEWSROOM WATCHING your neighbour improve its ease of doing business, or bring down trade barriers and reap the rewards - and then have that trumpeted on social media, seems to be having a profound effect on African economies, just as the continent ushers in a new era of collaboration. A light moment during a state visit to Kenya by Tanzanian President Samia Suluhu in May this year appears to have set the tone for business relations on the continent. The message: put historical, political differences aside and get on with business and free trade. “You’re lucky to…