Require a golang version of at least 1.3.0.

README.md

@@ -8,7 +8,7 @@ The latest version of Spreed WebRTC can be found on GitHub:
 
 ## Build prerequisites
 
-  - [Go](http://golang.org) >= 1.1.0
+  - [Go](http://golang.org) >= 1.3.0
   - [NodeJS](http://nodejs.org/) >= 0.6.0
   - [autoconf](http://www.gnu.org/software/autoconf/)
   - [automake](http://www.gnu.org/software/automake/)

configure.ac

@@ -33,7 +33,7 @@ AC_SUBST(I18N_COPYRIGHT)
 AC_SUBST(I18N_BUG_ADDRESS)
 
 # minimum required versions
-GO_VERSION_MIN=1.1
+GO_VERSION_MIN=1.3
 NODEJS_VERSION_MIN=0.6.0
 NODEJS_VERSION_STYLES_MIN=0.10.0
 SASS_VERSION_MIN=3.3.0