Proper multifile

test/integration/build_merge_1.marte

@@ -0,0 +1,5 @@
+#package TEST.MERGE
++Node = {
+    Class = "MyClass"
+    FieldA = 1
+}

test/integration/build_merge_2.marte

@@ -0,0 +1,4 @@
+#package TEST.MERGE
++Node = {
+    FieldB = 2
+}

test/integration/build_order_1.marte

@@ -0,0 +1,4 @@
+#package TEST.ORDER
++Node = {
+    Field = 1
+}

test/integration/build_order_2.marte

@@ -0,0 +1,4 @@
+#package TEST.ORDER
++Node = {
+    Class = "Ordered"
+}

test/integration/check_dup.marte

@@ -0,0 +1,6 @@
+#package TEST.DUP
++Node = {
+    Class = "DupClass"
+    Field = 1
+    Field = 2
+}