Merge remote-tracking branch 'origin/master' into devel

Conflicts:
	src/graphical-interface.impl.cpp

src/graphical-interface.impl.cpp

@@ -50,9 +50,7 @@ namespace graphics {
       void GraphicalInterface::refresh () throw (Error)
       {
 	try {
-	  mtx_.lock();
           return windowsManager_->refresh ();
-	  mtx_.unlock();
 	} catch (const std::exception& exc) {
 	  throw Error (exc.what ());
 	}
@@ -323,9 +321,7 @@ namespace graphics {
       bool GraphicalInterface::applyConfiguration (const char* nodeNameCorba, const value_type* configurationCorba) throw (Error)
       {
 	try {
-	  mtx_.lock();
       return windowsManager_->applyConfiguration ( nodeNameCorba, configurationCorba) ;
-      mtx_.unlock();
 	} catch (const std::exception& exc) {
 	  throw Error (exc.what ());
 	}