Add chronicle and saveoptions to Guidebook

doc/Guidebook.mn

@@ -1232,6 +1232,8 @@ Default key is \(oqZ\(cq.
 .lp "#chat    "
 Talk to someone.
 Default key is \(oqM-c\(cq.
+.lp "#chronicle"
+Show a list of important game events.
 .lp "#close   "
 Close a door.
 Default key is \(oqc\(cq.
@@ -1532,6 +1534,10 @@ otherwise \(oq5\(cq when it is set to 2 or 4.
 .lp "#save    "
 Save the game and exit the program.
 Default key is \(oqS\(cq.
+.lp "#saveoptions"
+Save configuration options to the config file.
+This will overwrite the file, removing all comments, so if you have
+manually edited the config file, don't use this.
 .lp "#search  "
 Search for traps and secret doors around you.
 Default key is \(oqs\(cq.

doc/Guidebook.tex

@@ -1341,6 +1341,9 @@ Cast a spell. Default key is `{\tt Z}'.
 \item[\tb{\#chat}]
 Talk to someone. Default key is `{\tt M-c}'.
 %.lp
+\item[\tb{\#chronicle}]
+Show a list of important game events.
+%.lp
 \item[\tb{\#close}]
 Close a door. Default key is `{\tt c}'.
 %.lp
@@ -1649,6 +1652,11 @@ otherwise `{\tt 5}' when it is set to 2~or~4.
 Save the game and exit the program.
 Default key is `{\tt S}'.
 %.lp
+\item[\tb{\#saveoptions}]
+Save configuration options to the config file.
+This will overwrite the file, removing all comments, so if you have
+manually edited the config file, don't use this.
+%.lp
 \item[\tb{\#search}]
 Search for traps and secret doors around you. Default key is `{\tt s}'.
 %.lp