try to fix versions conflict hell

Author: SmetDenis

composer.json

@@ -26,10 +26,10 @@
     ],
     "require"           : {
         "php"        : ">=5.3.10",
-        "jbzoo/data" : "^1.0"
+        "jbzoo/data" : "^1.4"
     },
     "require-dev"       : {
-        "jbzoo/phpunit" : "^1.5"
+        "jbzoo/phpunit" : "^1.6|1.x-dev"
     },
     "suggest"           : {
         "ext-mbstring"              : "Provides multibyte specific string functions",