Added two more test cases for multiple append/prepend/insert scenario where subsequent inserts blend into each other
Added two more test cases for multiple append/prepend/insert scenario where subsequent inserts blend into each other

geofffranks/spruce,thomasmmitchell/spruce,thomasmmitchell/spruce,HeavyWombat/spruce,HeavyWombat/spruce,geofffranks/spruce,jszroberto/spruce,thomasmmitchell/spruce,jszroberto/spruce,jszroberto/spruce,HeavyWombat/spruce,geofffranks/spruce