handling selecting waveform - TPS - RAW

• Make check all, check data stream, add mseed wild card work with checking TPS, RAW: #30 (closed)-14
• remove checking requested waveform channels because already check in read_hdrs(): #30 (closed)-9

sohstationviewer/view/plotting/plotting_widget/plotting_widget.py

@@ -326,6 +326,8 @@ class PlottingWidget(QtWidgets.QScrollArea):
         if self.name == 'TPSWidget':
             if self.plotting_data1 == {}:
                 return
+            # on_button_press_event() take place after on_pick_event where
+            # tps_t was assigned in TPSWidget
             xdata = self.tps_t
         else:
             if self.name == 'RAWWidget' and self.plotting_data1 == {}: