Changed Boost link to 1.69.0
Changed Boost link to 1.69.0

Changed link back from 1.70 to version 1.69. Version 1.70 was throwing compiler errors on different computers for me
Cranken/chatterino2,fourtf/chatterino2,Cranken/chatterino2,hemirt/chatterino2,Cranken/chatterino2,hemirt/chatterino2,fourtf/chatterino2,Cranken/chatterino2,hemirt/chatterino2,fourtf/chatterino2,hemirt/chatterino2