bump version and add build badges

Author: Kimundi

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "lazy_static"
 # NB: When modifying, also modify html_root_url in lib.rs
-version = "0.2.8"
+version = "0.2.9"
 authors = ["Marvin Löbel <loebel.marvin@gmail.com>"]
 license = "MIT/Apache-2.0"
 
@@ -20,3 +20,7 @@ optional = true
 [features]
 nightly = []
 spin_no_std = ["nightly", "spin"]
+
+[badges]
+appveyor = { repository = "rust-lang-nursery/lazy-static.rs" }
+travis-ci = { repository = "rust-lang-nursery/lazy-static.rs" }