Merge pull request #6 from geekwright/master

Upstream library updates

Author: geekwright

composer.json

@@ -11,9 +11,9 @@
         "doctrine/dbal": "2.5.1",
         "psr/log": "1.0.0",
         "ircmaxell/password-compat": "~1.0",
-        "patchwork/utf8": "1.1.*",
-        "kriswallsmith/assetic": "1.2.0",
-        "symfony/process": "2.4.*",
+        "patchwork/utf8": "1.2.*",
+        "kriswallsmith/assetic": "1.2.*",
+        "symfony/process": "2.6.*",
         "ptachoire/cssembed": "1.0.*",
         "lmammino/jsmin4assetic": "1.0.*",
         "leafo/lessphp": "~0.5.0",
@@ -29,7 +29,7 @@
         "monolog/monolog": "1.12.*",
         "maximebf/debugbar": "1.10.*",
         "tecnick.com/tcpdf": "6.2.*",
-        "endroid/qrcode": "1.4.*",
+        "endroid/qrcode": "1.5.*",
         "stefangabos/zebra_image": "2.2.4",
         "phpmailer/phpmailer": "5.2.9",
         "swiftmailer/swiftmailer": "5.3.1"