JOHNSTOWN — Talks over hiring an armed school resource officer for the Greater Johnstown School District have reached the homestretch. Superintendent William Crankshaw avoided signing off on a contract for Johnstown Common Council approval on Monday as district officials, including GJSD attorneys, continue to review its language. The delay narrows the window for city officials to get an SRO trained and equipped before the start of the next academic year.  Despite the hold up, both the city and district are in accord over stationing an officer responsible for security services at the middle school and high school."This contract, the fact that it was…