Just about a year ago, in August 2017, General Electric brought in John Flannery to help revive the company . In November, the new CEO said the company was streamlining its business . By July, GE was reporting progress on cutting costs, and at least one division, aviation, was continuing to soar. Flannery, a 30-year veteran of GE, said he foresaw a “multiyear transformational journey” for the venerable company. But if so, Flannery won’t be along on the ride. After a slim 14 months in the top job, Flannery was ousted last week and replaced by H. Lawrence Culp, Jr., the former longtime chief executive of Danaher who joined GE’s board in April. The tenure of GE CEOs has typically been measured in decades rather than months, and Culp’s appointment marks the first time the company has brought in an outsider to be its leader.…