[installation] Change to nightly

bin/scqueryqc

@@ -105,10 +105,14 @@ class WfqQuery(seiscomp.client.Application):
 
         self.commandline().addGroup("Query")
         self.commandline().addStringOption(
-            "Query", "begin,b", "Begin time of query: 'YYYY-MM-DD hh:mm:ss'"
+            "Query",
+            "begin,b",
+            "Begin time of query. Uses 1900-01-01T00:00:00 unless given.",
         )
         self.commandline().addStringOption(
-            "Query", "end,e", "End time of query: 'YYYY-MM-DD hh:mm:ss'"
+            "Query",
+            "end,e",
+            "End time of query. Uses current time unless given.",
         )
         self.commandline().addStringOption(
             "Query",
@@ -116,7 +120,7 @@ class WfqQuery(seiscomp.client.Application):
             "Waveform stream ID to search for QC parameters: net.sta.loc.cha -"
             " [networkCode].[stationCode].[sensorLocationCode].[channelCode]. "
             "Provide a single ID or a comma-separated list. Overrides "
-            "--streams-from-inventory",
+            "--streams-from-inventory.",
         )
         self.commandline().addStringOption(
             "Query",
@@ -151,8 +155,8 @@ Query a database for waveform quality control (QC) parameters.""",
         print(
             f"""Examples:
 Query rms and delay values for streams 'AU.AS18..SHZ' and 'AU.AS19..SHZ' from \
-'2021-11-20 00:00:00' until current
-  {os.path.basename(__file__)} -d localhost -b '2021-11-20 00:00:00' -p rms,delay \
+2021-11-20 00:00:00 until current
+  {os.path.basename(__file__)} -d localhost -b 2021-11-20T00:00:00 -p rms,delay \
 -i AU.AS18..SHZ,AU.AS19..SHZ""",
             file=sys.stderr,
         )