fix compilation for gcc 4.8 & some unit test

open-license-manager

2014-07-22 956f5dffa76908fe70dffaf9aeee11f057208895

 src/license-generator/license-generator.cpp

@@ -210,7 +210,7 @@
   ostringstream oss;
   bt::time_facet *facet = new bt::time_facet("%Y-%m-%d");
   oss.imbue(locale(cout.getloc(), facet));
   oss << pt << endl;
   oss << pt;
   //delete (facet);
   return oss.str();
}