Update ck/File_MARC_Reference from 1.0 to 1.2

Author: danmichaelo

composer.json

@@ -12,7 +12,7 @@
     ],
     "require": {
         "php": ">=5.6",
-        "ck/File_MARC_Reference": "^1.0",
+        "ck/File_MARC_Reference": "^1.2",
         "pear/file_marc": "^1.1"
     },
     "require-dev": {