change show command to status, added command aliases

Command.py

@@ -3,8 +3,8 @@ from datetime import datetime, timedelta
 import re
 
 class Command:
-    def __init__(self, timenow, cmdline):
-        self.time = timenow
+    def __init__(self, default_time, cmdline):
+        self.time = default_time
         self.command = 'start'
         self.argstr = ''
         self.parseCommandLine(cmdline)
@@ -17,11 +17,18 @@ class Command:
         COMMANDS = {
                 'out'       : 1,
                 'report'    : 1,
-                'show'      : 1,
+                'status'    : 1,
                 'fill'      : 1,
                 'adjust'    : 1,
                 'start'     : 1
                 }
+        ALIASES = {
+                'rpt'       : 'report',
+                'adj'       : 'adjust',
+                'end'       : 'out',
+                'st'        : 'status',
+                'f'         : 'fill'
+                }
         parts = cmdline.split(None, 1)
         if len(parts) > 1:
             timespec = parts[0].strip()