Bump up Enigma version number

plugins/enigma/composer.json

@@ -1,9 +1,9 @@
 {
     "name": "roundcube/enigma",
     "type": "roundcube-plugin",
-    "description": "PGP Encryption for Roundcube",
+    "description": "Server-side PGP Encryption for Roundcube",
     "license": "GPLv3+",
-    "version": "0.6",
+    "version": "0.7",
     "authors": [
         {
             "name": "Aleksander Machniak",
@@ -24,6 +24,6 @@
     "require": {
         "php": ">=5.3.0",
         "roundcube/plugin-installer": "~0.1.6",
-        "pear-pear.php.net/crypt_gpg": "~1.4.2"
+        "pear-pear.php.net/crypt_gpg": "~1.6.0@beta"
     }
 }