Update TLMI to reflect its directed nature

Author: anniegbryant

pyspi/config.yaml

@@ -517,7 +517,7 @@
   # Mutual information
   TimeLaggedMutualInfo:
     labels:
-      - undirected
+      - directed
       - nonlinear
       - unsigned
       - bivariate

pyspi/statistics/infotheory.py

@@ -300,10 +300,10 @@ def bivariate(self, data, i=None, j=None, verbose=False):
             return np.NaN
 
 
-class TimeLaggedMutualInfo(MutualInfo):
+class TimeLaggedMutualInfo(JIDTBase, Directed):
     name = "Time-lagged mutual information"
     identifier = "tlmi"
-    labels = ["unsigned", "infotheory", "temporal", "undirected"]
+    labels = ["unsigned", "infotheory", "temporal", "directed"]
 
     def __init__(self, **kwargs):
         super().__init__(**kwargs)