travis: update to Go 1.5

.travis.yml

@@ -1,6 +1,9 @@
 language: go
 
-go: 1.4
+go:
+  - 1.4
+  - 1.5
+  - tip
 
 sudo: false
 
@@ -9,7 +12,7 @@ before_install:
   - godep restore
 
 script:
-  - godep go test ./...
+  - go test -v ./...
 
 notifications:
   irc:

README.md

@@ -37,7 +37,7 @@ use-cases).
 
 ## Building & Installing
 
-Chihaya requires 64-bit Go 1.4, [Godep], and a [Go environment] previously set up.
+Chihaya requires Go 1.4+ (preferrably the latest stable Go), [Godep], and a [Go environment] previously set up.
 
 [Godep]: https://github.com/tools/godep
 [Go environment]: https://golang.org/doc/code.html
@@ -47,7 +47,7 @@ $ export GOPATH=$PWD/chihaya
 $ git clone https://github.com/chihaya/chihaya.git chihaya/src/github.com/chihaya/chihaya
 $ cd chihaya/src/github.com/chihaya/chihaya/cmd/chihaya/
 $ godep restore
-$ godep go install github.com/chihaya/chihaya/cmd/chihaya
+$ go install github.com/chihaya/chihaya/cmd/chihaya
 ```
 
 ### Testing