Feature #446 - start of {week, month, year}

- Bug fix for som and soy.
- Added synonyms soww and eoww for sow and eow.
- Added start/end of calendar week: socw and eocw.

doc/man/task.1

@@ -387,21 +387,31 @@ task ... due:1day
 task ... due:9hrs
 
 .TP
-End of week (Friday), month and year
-task ... due:eow
+Start of (work) week (Monday), calendar week (Sunday or Monday), month and year
 .br
-task ... due:eom
-.br
-task ... due:eoy
-
-.TP
-Start of week (Sunday or Monday), month and year
 task ... due:sow
 .br
+task ... due:soww
+.br
+task ... due:socw
+.br
 task ... due:som
 .br
 task ... due:soy
 
+.TP
+End of (work) week (Friday), calendar week (Saturday or Sunday), month and year
+.br
+task ... due:eow
+.br
+task ... due:eoww
+.br
+task ... due:eocw
+.br
+task ... due:eom
+.br
+task ... due:eoy
+
 .TP
 Next occurring weekday
 task ... due:fri