Update HISTORY for 1.2.0
Update HISTORY for 1.2.0

molant/express-handlebars,blendlabs/express-handlebars,jeanpan/express-handlebars,mello151/express-handlebars,lijanele/express-handlebars,ericf/express-handlebars,rstr74/express-handlebars,confuser/express-handlebars,iscarecrow/express-handlebars,edorsey/express-handlebars,camabeh/express-handlebars,michaeljunlove/express-handlebars