Vector graphics fix (#7960)

Author: Jonathhhan

addons/ofxVectorGraphics/src/ofxVectorGraphics.cpp

@@ -150,7 +150,7 @@ ofxVectorGraphics::ofxVectorGraphics(){
 }
 
 //----------------------------------------------------------			
-void ofxVectorGraphics::beginEPS(string fileName, int x, int y, int w, int h){
+void ofxVectorGraphics::beginEPS(std::string fileName, int x, int y, int w, int h){
 	creeps.newFile(ofToDataPath(fileName).c_str(), x, y, x+w, y+h);
 	bRecord = true;
 

addons/ofxVectorGraphics/src/ofxVectorGraphics.h

@@ -19,7 +19,7 @@ class ofxVectorGraphics{
 
 			//----------------------------------------------------------
 			//only call these two functions when you are ready to capture your graphics to disk!!!
-			void beginEPS(string fileName, int x = 0, int y = 0, int w = ofGetWidth(), int h = ofGetHeight() );
+			void beginEPS(std::string fileName, int x = 0, int y = 0, int w = ofGetWidth(), int h = ofGetHeight() );
 			void endEPS();
 
 			//----------------------------------------------------------