March in Servo: keyboard navigation, better debugging, FreeBSD support, and more!

Servo 0.1.0 represents Servo’s biggest month ever, with a record 530 commits and our first ever release on crates.io ! For security fixes, see § Security . With this release Servo becomes more accessible, thanks to tab navigation ( @mrobinson , @Loirooriol , #42952 , #43019 , #43058 , #43246 , #43267 , #43067 ), keyboard navigation with Alt+Shift and