Limit compat to 3.1

No longer compatible with 3.2 or higher due to deprecation
warnings on has_one() vs hasOne().

.travis.yml

@@ -8,11 +8,6 @@ php:
 env:
   - DB=MYSQL CORE_RELEASE=3.1
 
-matrix:
-  include:
-    - php: 5.4
-      env: DB=MYSQL CORE_RELEASE=3
-
 before_script:
  - pear -q install --onlyreqdeps pear/PHP_CodeSniffer
  - phpenv rehash

README.md

@@ -13,7 +13,7 @@ Note: This module was originally part of the SilverStripe CMS 2.x codebase.
 
 ## Requirements ##
 
- * SilverStripe Framework 3.1+ and CMS 3.1+
+ * SilverStripe Framework 3.1 and CMS 3.1
 
 ## Maintainers ##
 

composer.json

@@ -15,8 +15,8 @@
 	"require": 
 	{
 		"php": ">=5.3.2",
-		"silverstripe/framework": "~3.1",
-		"silverstripe/cms": "~3.1"
+		"silverstripe/framework": "3.1.*",
+		"silverstripe/cms": "3.1.*"
 	},
 	"require-dev": {
 		"silverstripe/postgresql": "*",