Add 32bit support (#87)

* Add 32bit support, closes #84
* Remove error-chain backtrace support

Cargo.toml

@@ -13,7 +13,6 @@ version = "0.3.0"
 atty = "0.2.2"
 ansi_term = "0.10"
 console = "0.6"
-error-chain = "0.11"
 directories = "0.10"
 lazy_static = "1.0"
 
@@ -31,3 +30,8 @@ features = ["parsing", "yaml-load", "dump-load", "dump-create"]
 version = "2"
 default-features = false
 features = ["suggestions", "color", "wrap_help"]
+
+[dependencies.error-chain]
+version = "0.11"
+default-features = false
+features = []