Describe modern equivalents to deprecated options

Signed-off-by: Lukas Fleischer <calcurse@cryptocrack.de>

doc/calcurse.1.txt

@@ -61,8 +61,9 @@ Options
 The following options are supported:
 
 *-a*, *--appointment*::
-  Print the appointments and events for the current day and exit. 'Note:' The calendar
+  Print the appointments and events for the current day and exit. Equivalent to
-  from which to read the  appointments can be specified using the *-c* flag.
+  *-Q --filter-type cal*. 'Note:' The calendar from which to read the
+  appointments can be specified using the *-c* flag.
 
 *-c* <file>, *--calendar* <file>::
   Specify the calendar file to use. The default calendar is *~/.calcurse/apts*
@@ -83,7 +84,9 @@ returned, while in the second case the appointment list for the *n*  upcoming
 days will be returned.
 +
 As an example, typing *calcurse -d  3*  will  display your  appointments  for
-today, tomorrow, and the day after tomorrow.
+today, tomorrow, and the day after tomorrow. The first form is equivalent to
+*-Q --filter-type cal --from <date>*, the second form is equivalent to *-Q
+--filter-type cal --days <num>*.
 +
 The  date  format  used  is  the  one  specified in the ``General options''
 menu.  Four formats are available:
@@ -211,7 +214,8 @@ the *-c* flag.
 
 *-r*[num], *--range*[=num]::
   Print events and appointments for the 'num' number of days and exit. If no
-  'num' is given, a range of 1 day is considered.
+  'num' is given, a range of 1 day is considered. Equivalent to *-Q
+  --filter-type cal --days <num>*.
 
 *--read-only*::
   Don't save configuration nor appointments/todos.
@@ -221,11 +225,13 @@ in read-only mode, all changes from this session will be lost without warning!
 
 *-s*[date], *--startday*[=date]::
   Print  events  and appointments from 'date' and exit.  If no 'date' is given,
-  the current day is considered.
+  the current day is considered. Equivalent to *-Q --filter-type cal --from
+  <date>*.
 
 *-S*<regex>, *--search*=<regex>::
   When used with the *-a*, *-d*, *-r*, *-s*, or *-t* flag, print only the items
-  having a description that matches the given regular expression.
+  having a description that matches the given regular expression. Equivalent to
+  *-Q --filter-pattern <regex>*.
 
 *--status*::
   Display  the  status of running instances of calcurse. If calcurse is
@@ -237,7 +243,8 @@ in read-only mode, all changes from this session will be lost without warning!
   only todos having a priority equal to 'num' will be returned. The priority
   number must be between 1 (highest) and 9 (lowest). It is also possible to
   specify *0* for the priority, in which case only completed tasks will be
-  shown.
+  shown. Equivalent to *-Q --filter-type todo*, combined with
+  *--filter-priority* and *--filter-completed* or *--filter-uncompleted*.
 
 *--to* <date>::
   Specify the end date of the range when used with *-Q*. Cannot be combined

doc/manual.txt

@@ -171,8 +171,9 @@ Command line arguments
 long options are supported):
 
 `-a, --appointment`::
-  Print the appointments and events for the current day and exit.  The calendar
+  Print the appointments and events for the current day and exit. Equivalent to
-  from which to read the  appointments can be specified using the `-c` flag.
+  `-Q --filter-type cal`. The calendar from which to read the  appointments can
+  be specified using the `-c` flag.
 
 `-c <file>, --calendar <file>`::
   Specify the calendar file to use. The default calendar is `~/.calcurse/apts`
@@ -192,9 +193,11 @@ long options are supported):
 In the first  case,  the  appointment  list  for  the specified  date will be
 returned, while in the second case the appointment list for the `n`  upcoming
 days will be returned.  As an example, typing `calcurse -d  3`  will  display
-your  appointments  for  today, tomorrow, and the day after tomorrow.  Possible
+your  appointments  for  today, tomorrow, and the day after tomorrow.
-formats for specifying the date are defined inside the general configuration
+The first form is equivalent to `-Q --filter-type cal --from <date>`, the
-menu (see <<options_general,General options>>), using the
+second form is equivalent to `-Q --filter-type cal --days <num>`.
+Possible formats for specifying the date are defined inside the general
+configuration menu (see <<options_general,General options>>), using the
 `format.inputdate` variable.
 +
 Note: as for the `-a` flag, the calendar  from which to  read  the appointments
@@ -330,7 +333,8 @@ the `-c` flag.
 
 `-r[num], --range[=num]`::
   Print events and appointments for the num number of days and exit. If no num
-  is given, a range of 1 day is considered.
+  is given, a range of 1 day is considered. Equivalent to `-Q --filter-type cal
+  --days <num>`.
 
 `--read-only`::
   Don't save configuration nor appointments/todos.
@@ -340,11 +344,13 @@ in read-only mode, all changes from this session will be lost without warning!
 
 `-s[date], --startday[=date]`::
   Print  events  and appointments from date and exit.  If no date is given, the
-  current day is considered.
+  current day is considered. Equivalent to `-Q --filter-type cal --from
+  <date>`.
 
 `-S<regex>, --search=<regex>`::
   When used with the `-a`, `-d`, `-r`, `-s`, or `-t` flag, print only the items
-  having a description that matches the given regular expression.
+  having a description that matches the given regular expression. Equivalent to
+  `-Q --filter-pattern <regex>`.
 
 `--status`::
   Display  the  status of running instances of calcurse. If calcurse is
@@ -356,7 +362,8 @@ in read-only mode, all changes from this session will be lost without warning!
   only todos having a priority equal to `num` will be returned. The priority
   number must be between 1 (highest) and 9 (lowest). It is also possible to
   specify `0` for the priority, in which case only completed tasks will be
-  shown.
+  shown. Equivalent to `-Q --filter-type todo`, combined with
+  `--filter-priority` and `--filter-completed` or `--filter-uncompleted`.
 
 `--to <date>`::
   Specify the end date of the range when used with `-Q`. Cannot be combined