add triColorLines to plot_func_names and to DB for Error/Warning and GPS On/Off/Err

sohstationviewer/view/util/plot_func_names.py

@@ -14,9 +14,9 @@ plot_functions = {
         'linesMasspos': (
             "multi-line mass position, multi-color dots. ",
             "plot_lines_mass_pos"),
-        # 'dotsMasspos': (
-        #     ("mass position, multi-color, single line. "),
-        #     "plotDotsMasspos"),
+        'triColorLines': (
+            "Three lines with three different colors for values -1, 0, 1.",
+            "plot_tri_colors"),
         'dotForTime': (
             "Dots according to timestamp."
             "Color defined by ValueColors with available colors: RYGMCW.\n"