Fixed include paths handling

src/nl/grauw/glass/directives/Incbin.java

@@ -18,7 +18,7 @@ public class Incbin extends Directive {
 
     @Override
     public void register(Scope scope, Line line) {
-        line.setInstruction(new nl.grauw.glass.instructions.Incbin(sourceFile, includePaths));
+        line.setInstruction(new nl.grauw.glass.instructions.Incbin(sourceFile.getParentFile(), includePaths));
         super.register(scope, line);
     }
 

src/nl/grauw/glass/instructions/Incbin.java

@@ -85,7 +85,7 @@ public class Incbin extends InstructionFactory {
 
         private byte[] loadFile() {
             for (File basePath : basePaths) {
-                File fullPath = new File(basePath.getParent(), path.getString());
+                File fullPath = new File(basePath, path.getString());
                 if (fullPath.exists()) {
                     try {
                         return Files.readAllBytes(fullPath.toPath());