The Boy Scouts of America has revoked its charter agreement with a Seattle church that refused to remove a gay troop leader after the organization withdrew his membership. A Boy Scouts attorney told Rainier Beach United Methodist Church last week that it no longer could host troops under the Boy Scouts name. The church has stood by Geoff McGrath, 49, a Seattle software engineer and Eagle Scout, after his membership in the organization was revoked last month, setting off an impasse between the church and one of the country’s most popular youth organizations. …