Update dependencies and bump version to 0.3.0.

Author: whimboo

Cargo.toml

@@ -1,11 +1,10 @@
 [package]
 name = "mozprofile"
-version = "0.2.1"
+version = "0.3.0"
 authors = ["Mozilla Tools and Automation <[email protected]>"]
 description = "Library for working with Mozilla profiles."
 repository = "https://github.com/jgraham/rust_mozprofile"
 license = "MPL-2.0"
 
 [dependencies]
 tempdir = "0.3.4"
-lazy_static = "0.1"