fix #332

autoload/emmet/lang/html.vim

@@ -1,4 +1,4 @@
-let s:bx = '{\%({[^}]*}\|"[^"]*"\|''[^'']*''\|\$#\|\${\w\+}\|\$\+\|[^{]\+\)*}'
+let s:bx = '{\%({[^}]*}\|"[^"]*"\|''[^'']*''\|\$#\|\${\w\+}\|\$\+\|[^{]\+\)\{-}}'
 let s:mx = '\([+>]\|[<^]\+\)\{-}\s*'
 \     .'\((*\)\{-}\s*'
 \       .'\([@#.]\{-}[a-zA-Z_\!][a-zA-Z0-9:_\!\-$]*\|' . s:bx . '\|\[[^\]]\+\]\)'