Guifilesignal

Closes #168 (closed). Also fixed sizing of simulate window, though cannot be resized.

b_asic/GUI/signal_generator_input.py

@@ -103,6 +103,11 @@ class ZeroPadInput(SignalGeneratorInput):
 
 
 class FromFileInput(SignalGeneratorInput):
+    """
+    Class for graphically configuring and generating a
+    :class:`~b_asic.signal_generators.FromFile` signal generator.
+    """
+
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         self.file_label = QLabel("Browse")