Add variable scope to the name of the layer

Prepend the name of the variable scope to the name of the layer.

Author: akaraspt

tensorlayer/layers.py

@@ -259,6 +259,7 @@ def __init__(
         name ='layer'
     ):
         self.inputs = inputs
+        name = tf.get_variable_scope().name + "/" + name
         if (name in set_keep['_layers_name_list']) and name_reuse == False:
             raise Exception("Layer '%s' already exists, please choice other 'name' or reuse this layer\
             \nHint : Use different name for different 'Layer' (The name is used to control parameter sharing)" % name)