Fix some MSVC warnings

include/chaiscript/dispatchkit/any.hpp

@@ -49,6 +49,8 @@ namespace chaiscript {
           {
           }
 
+          Data &operator=(const Data &) = delete;
+
           virtual ~Data() {}
           virtual void *data() = 0;
           const std::type_info &type() const

include/chaiscript/language/chaiscript_parser.hpp

@@ -1127,7 +1127,7 @@ namespace chaiscript
             }
             retval = true;
             m_input_pos = tmp;
-            m_col += len;
+            m_col += static_cast<int>(len);
           }
 
           return retval;
@@ -1175,7 +1175,7 @@ namespace chaiscript
             }
             retval = true;
             m_input_pos = tmp;
-            m_col += len;
+            m_col += static_cast<int>(len);
           }
 
           return retval;