Fix compilation error messages after rebase

       * include/dynamic-graph/command-getter.h,
       * include/dynamic-graph/command-setter.h,
       * include/dynamic-graph/command.h,
       * include/dynamic-graph/entity.h,
       * include/dynamic-graph/value.h,
       * src/command/command.cpp,
       * src/command/value.cpp.

include/dynamic-graph/command-getter.h

@@ -53,7 +53,7 @@ namespace dynamicgraph {
     /// \li prototype of E::getParameter should be exactly as specified in this
     /// example.
     template <class E, typename T>
-    class Getter : public Command {
+    class DYNAMIC_GRAPH_DLLEXPORT Getter : public Command {
     public:
       /// Pointer to method that sets paramter of type T
       typedef T (E::*GetterMethod) () const;

include/dynamic-graph/command-setter.h

@@ -53,7 +53,7 @@ namespace dynamicgraph {
     /// \li prototype of E::setParameter should be exactly as specified in this
     /// example.
     template <class E, typename T>
-    class Setter : public Command {
+    class DYNAMIC_GRAPH_DLLEXPORT Setter : public Command {
     public:
       /// Pointer to method that sets paramter of type T
       typedef void (E::*SetterMethod) (const T&);

include/dynamic-graph/command.h

@@ -40,7 +40,7 @@ namespace dynamicgraph {
     /// Parameters are set by calling Command::setParameterValues with a
     /// vector of Values the types of which should fit the vector specified
     /// at construction.
-    class DYNAMICGRAPH_EXPORT Command
+    class DYNAMIC_GRAPH_DLLEXPORT Command
     {
     public:
       virtual ~Command();

include/dynamic-graph/entity.h

@@ -44,7 +44,7 @@ namespace dynamicgraph {
   // Forward declaration
   namespace command {
     class Command;
-  };
+  }
 
 /* --------------------------------------------------------------------- */
 /* --- CLASS ----------------------------------------------------------- */

include/dynamic-graph/value.h

@@ -41,7 +41,7 @@ namespace dynamicgraph {
       const Value* value_;
     };
 
-    class DYNAMICGRAPH_EXPORT Value {
+    class DYNAMIC_GRAPH_DLLEXPORT Value {
     public:
       enum Type {
 	NONE,
@@ -86,12 +86,12 @@ namespace dynamicgraph {
       friend std::ostream& operator<<(std::ostream& os, const Value& value);
     private:
       friend class EitherType;
-      const bool boolValue() const;
-      const unsigned unsignedValue() const;
-      const int intValue() const;
-      const float floatValue() const;
-      const double doubleValue() const;
-      const std::string stringValue() const;
+      bool boolValue() const;
+      unsigned unsignedValue() const;
+      int intValue() const;
+      float floatValue() const;
+      double doubleValue() const;
+      std::string stringValue() const;
       Type type_;
       const void* value_;
     };

src/command/command.cpp

@@ -36,7 +36,6 @@ namespace dynamicgraph {
 
     void Command::setParameterValues(const std::vector<Value>& values)
     {
-      unsigned int size = values.size();
       const std::vector<Value::Type>& paramTypes = valueTypes();
       // Check that number of parameters is correct
       if (values.size() != paramTypes.size()) {

src/command/value.cpp

@@ -76,6 +76,7 @@ namespace dynamicgraph {
       case STRING:
 	delete (std::string*)value_;
 	break;
+      default:;
       }
     }
 
@@ -152,7 +153,7 @@ namespace dynamicgraph {
       return type_;
     }
 
-    const bool Value::boolValue () const
+    bool Value::boolValue () const
     {
       if (type_ == BOOL)
 	return *((bool*)value_);
@@ -160,7 +161,7 @@ namespace dynamicgraph {
 			      "value is not an bool");
     }
 
-    const unsigned Value::unsignedValue () const
+    unsigned Value::unsignedValue () const
     {
       if (type_ == UNSIGNED)
 	return *((unsigned*)value_);
@@ -168,7 +169,7 @@ namespace dynamicgraph {
 			      "value is not an unsigned int");
     }
 
-    const int Value::intValue () const
+    int Value::intValue () const
     {
       if (type_ == INT)
 	return *((int*)value_);
@@ -176,7 +177,7 @@ namespace dynamicgraph {
 			      "value is not an int int");
     }
 
-    const float Value::floatValue () const
+    float Value::floatValue () const
     {
       float result;
       if (type_ == FLOAT)
@@ -186,7 +187,7 @@ namespace dynamicgraph {
 			      "value is not a float");
     }
 
-    const double Value::doubleValue () const
+    double Value::doubleValue () const
     {
       double result;
       if (type_ == DOUBLE)
@@ -196,7 +197,7 @@ namespace dynamicgraph {
 			      "value is not a double");
     }
 
-    const std::string Value::stringValue () const
+    std::string Value::stringValue () const
     {
       if (type_ == STRING)
 	return *((std::string*)value_);
@@ -219,8 +220,9 @@ namespace dynamicgraph {
 	return std::string("double");
       case STRING:
 	return std::string("string");
+      default:
+	return std::string("unknown");
       }
-      return std::string("unknown");
     }
 
     std::ostream& operator<<(std::ostream& os, const Value& value)
@@ -246,6 +248,8 @@ namespace dynamicgraph {
       case Value::STRING:
 	os << value.stringValue();
 	break;
+      default:
+	return os;
       }
       return os;
     }