added missing import to __init__.py

Author: ymahlich

coderdata/__init__.py

@@ -3,7 +3,9 @@
     Dataset,
     load,
     format,
-    train_test_validate
+    train_test_validate,
+    split_train_other,
+    split_train_test_validate
 )
 
 from ._version import __version__

coderdata/dataset/__init__.py

@@ -1,4 +1,6 @@
 from .dataset import Dataset
 from .dataset import load
 from .dataset import format
-from .dataset import train_test_validate
+from .dataset import train_test_validate
+from .dataset import split_train_other
+from .dataset import split_train_test_validate