fix bug respawning aliens on enter
aliens travel towards player followed by boss, no randomized movement
Merge branch 'master' of https://github.com/znagler/flashforward into wrong_answer_space_ships
resolved merge conflict in preload
Conflicts:
	app/assets/javascripts/lifecycle_preload.js
Merge pull request #25 from znagler/wrong_answer_space_ships

Wrong answer space ships