[texas] Add tuned parameters

etc/scmag.cfg

@@ -0,0 +1,11 @@
+# The magnitude types to be calculated. Station magnitudes are computed from
+# their amplitudes, network magnitudes from their station magnitudes.
+magnitudes = MLv, mb, mB, Mwp, MLc
+
+# This is the minimum station magnitude required for any magnitude to
+# contribute to the summary magnitude at all. If this is set to 4, then no
+# magnitude with less than 4 station magnitudes is taken into consideration
+# even if this results in no summary magnitude at all. For this reason, the
+# default here is 1 but in a purely automatic system it should be higher, at
+# least 4 is recommended.
+summaryMagnitude.minStationCount = 4