enable managed boxes
enable managed boxes

rust-lang/rust-bindgen,Kintaro/rust-bindgen,erezny/rust-bindgen,jdub/rust-bindgen,emilio/rust-bindgen,tschneidereit/rust-bindgen,beni55/rust-bindgen,RAOF/rust-bindgen,michaelwu/rust-bindgen,japaric/rust-bindgen,bsteinb/rust-bindgen,Twinklebear/rust-bindgen,beni55/rust-bindgen,emilio/rust-bindgen,rust-lang/rust-bindgen,jdub/rust-bindgen,irauta/rust-bindgen,alexander255/rust-bindgen,mcarton/rust-bindgen,erezny/rust-bindgen,emilio/rust-bindgen,catdesk/rust-bindgen,rust-lang/rust-bindgen,michaelwu/rust-bindgen,RAOF/rust-bindgen,rust-lang/rust-bindgen,tempbottle/rust-bindgen,emilio/rust-bindgen,mcarton/rust-bindgen,catdesk/rust-bindgen,catdesk/rust-bindgen,japaric/rust-bindgen,jdub/rust-bindgen,Twinklebear/rust-bindgen,irauta/rust-bindgen,Twinklebear/rust-bindgen,tempbottle/rust-bindgen,bsteinb/rust-bindgen,tschneidereit/rust-bindgen,Kintaro/rust-bindgen,Twinklebear/rust-bindgen,evadnoob/rust-bindgen,erickt/rust-bindgen,alexander255/rust-bindgen,jdub/rust-bindgen,evadnoob/rust-bindgen,erickt/rust-bindgen,bsteinb/rust-bindgen,catdesk/rust-bindgen,emilio/rust-bindgen,alexander255/rust-bindgen