minor symfony#12776 [2.3] Fixed the proxy-manager version constraint (GrahamCampbell)

This PR was merged into the 2.3 branch.

Discussion
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[2.3] Fixed the proxy-manager version constraint

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | N/A
| License       | MIT
| Doc PR        | N/A

##### This pull request fixes the `ocramius/proxy-manager` version constraint in the 2.3 branch.

`"~0.3.1"` is far cleaner than `">=0.3.1,<0.4-dev"`, and does the same thing.

Commits
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ed6c50f Fixed the proxy-manager version constraint

Author: fabpot

composer.json

@@ -67,7 +67,7 @@
         "monolog/monolog": "~1.3",
         "propel/propel1": "~1.6",
         "ircmaxell/password-compat": "~1.0",
-        "ocramius/proxy-manager": ">=0.3.1,<0.4-dev"
+        "ocramius/proxy-manager": "~0.3.1"
     },
     "autoload": {
         "psr-0": { "Symfony\\": "src/" },

src/Symfony/Bridge/ProxyManager/composer.json

@@ -18,7 +18,7 @@
     "require": {
         "php": ">=5.3.3",
         "symfony/dependency-injection": "~2.3",
-        "ocramius/proxy-manager": ">=0.3.1,<0.4-dev"
+        "ocramius/proxy-manager": "~0.3.1"
     },
     "require-dev": {
         "symfony/config": "~2.3"