doc: update :option: references

doc/source/news/1.2.x.rst

@@ -292,7 +292,8 @@ Improvements
 * suggest: Added target object name into error messages.
 * document: Started English support. (not completed yet.)
 * groonga-suggest-httpd: Added --disable-max-fd-check option.
-* groonga: Renamed :option:`--address <-a>` option to :option:`--bind-address`.
+* groonga: Renamed :option:`groonga -a` and :option:`groonga
+--address` options to :option:`groonga --bind-address` option.
 * groonga-suggest-httpd: Renamed --address option to --bind-address.
 * Changed admin HTML install directory to
   $PREFIX/share/groonga/html/admin/ from

doc/source/news/2.x.rst

@@ -121,8 +121,8 @@ Fixes
 * Fixed a bug that ``--default-match-escalation-threshold`` doesn't
   accept negative value to disable functionality that is used on
   :doc:`/spec/search`.  This fix enable you to disable search
-  escalation.  see :option:`--default-match-escalation-threshold`
-  about details.
+  escalation.  see :option:`groonga
+  --default-match-escalation-threshold` about details.
 * Fixed a bug that ``_score`` after "*" is ignored in ``--output_columns``.
 
 Thanks

doc/source/reference/log.rst

@@ -14,11 +14,11 @@ works. Query log is just for query processing.
 Process log
 -----------
 
-Process log is enabled by default. Log path can be
-customized by :option:`--log-path` option. Each log has its
-log level. If a log is smaller than Groonga process' log
-level, it's not logged. Log level can be customized by
-:option:`-l` or :doc:`commands/log_level`.
+Process log is enabled by default. Log path can be customized by
+:option:`groonga --log-path` option. Each log has its log level. If a
+log is smaller than Groonga process' log level, it's not logged. Log
+level can be customized by :option:`groonga -l` or
+:doc:`commands/log_level`.
 
 Format
 ^^^^^^
@@ -128,7 +128,7 @@ Query log
 ---------
 
 Query log is disabled by default. It can be enabled by
-:option:`--query-log-path` option.
+:option:`groonga --query-log-path` option.
 
 Format
 ^^^^^^