+ working in task #46
first implementation working
World::init moved to World::initialize
closes #46
boundaries moved to owned area
some ideas and design concepts that will be published in the webpage
exploring new interfaces
closes #55
update tests for issue #55
closes #50
closes #56
closes #57
closes #58
stepAgents method unnecessary, removed
World decoupled from Serializer
closes #54
ready for Scheduler base class
closes #46, closes #47
thoughts on Pandora's design
correction