Unnest some headers on community page
Unnest some headers on community page

Rename "TL;DR" to "Getting Started".

AndrewBrinker/rust-www,AndrewBrinker/rust-www,AndrewBrinker/rust-www,ituxbag/rust-www,ituxbag/rust-www,starsep/rust-www,azerupi/rust-www,ituxbag/rust-www,starsep/rust-www,azerupi/rust-www,ituxbag/rust-www,AndrewBrinker/rust-www,azerupi/rust-www,starsep/rust-www,AndrewBrinker/rust-www,starsep/rust-www,starsep/rust-www,ituxbag/rust-www,azerupi/rust-www,AndrewBrinker/rust-www,ituxbag/rust-www,starsep/rust-www,azerupi/rust-www