add private module to create model object for movement api

opendbm/api_lib/movement/_eye_blink.py

@@ -0,0 +1,11 @@
+from opendbm.api_lib.model import DLIB_SHAPE_MODEL, VideoModel
+from opendbm.dbm_lib.dbm_features.raw_features.movement.eye_blink import run_eye_blink
+
+
+class EyeBlink(VideoModel):
+    def __init__(self):
+        super().__init__()
+        self._params = ["mov_blink_ear", "mov_blinkframes", "mov_blinkdur", "fps"]
+
+    def _fit_transform(self, path):
+        return run_eye_blink(path, ".", self.r_config, DLIB_SHAPE_MODEL, save=False)