Fix escaping issues in the docs

Pandoc treats both underscores and dollar signs as non-literal
characters which screwed up the manpage.

README.md

@@ -224,8 +224,9 @@ KNOWN ISSUES
 ------------
 
 -   For bash users, autojump keeps track of directories as a pre-command
-    hook by modifying $PROMPT_COMMAND. If you overwrite $PROMPT\_COMMAND
-    in \~/.bashrc you can cause problems. Don't do this:
+    hook by modifying \$PROMPT\_COMMAND. If you overwrite
+    \$PROMPT\_COMMAND in \~/.bashrc you can cause problems. Don't do
+    this:
 
         export PROMPT_COMMAND="history -a"
 
@@ -242,7 +243,7 @@ FILES
 
 If installed locally, autojump is self-contained in *\~/.autojump/*.
 
-The database is stored in *\$XDG*DATA\_HOME/autojump/autojump.txt\_.
+The database is stored in *\$XDG\_DATA\_HOME/autojump/autojump.txt*.
 
 REPORTING BUGS
 --------------

docs/autojump.1

@@ -191,9 +191,8 @@ Changes require reloading autojump to take into effect.
 .SS KNOWN ISSUES
 .IP \[bu] 2
 For bash users, autojump keeps track of directories as a pre\-command
-hook by modifying
-\f[I]P\f[]\f[I]R\f[]\f[I]O\f[]\f[I]M\f[]\f[I]P\f[]\f[I]T\f[]~\f[I]C\f[]~\f[I]O\f[]\f[I]M\f[]\f[I]M\f[]\f[I]A\f[]\f[I]N\f[]\f[I]D\f[]. \f[I]I\f[]\f[I]f\f[]\f[I]y\f[]\f[I]o\f[]\f[I]u\f[]\f[I]o\f[]\f[I]v\f[]\f[I]e\f[]\f[I]r\f[]\f[I]w\f[]\f[I]r\f[]\f[I]i\f[]\f[I]t\f[]\f[I]e\f[]PROMPT_COMMAND
-in ~/.bashrc you can cause problems.
+hook by modifying $PROMPT_COMMAND.
+If you overwrite $PROMPT_COMMAND in ~/.bashrc you can cause problems.
 Don\[aq]t do this:
 .RS 2
 .IP
@@ -221,7 +220,7 @@ If you want to jump a directory called \f[C]\-\-music\f[], try using
 If installed locally, autojump is self\-contained in
 \f[I]~/.autojump/\f[].
 .PP
-The database is stored in \f[I]$XDG\f[]DATA_HOME/autojump/autojump.txt_.
+The database is stored in \f[I]$XDG_DATA_HOME/autojump/autojump.txt\f[].
 .SS REPORTING BUGS
 .PP
 For any usage related issues or feature requests please visit:

docs/body.md

@@ -96,7 +96,7 @@ ADDITIONAL CONFIGURATION
 ## KNOWN ISSUES
 
 - For bash users, autojump keeps track of directories as a pre-command hook by
-  modifying $PROMPT_COMMAND. If you overwrite $PROMPT_COMMAND in ~/.bashrc you
+  modifying \$PROMPT\_COMMAND. If you overwrite \$PROMPT\_COMMAND in ~/.bashrc you
   can cause problems. Don't do this:
 
         export PROMPT_COMMAND="history -a"
@@ -113,7 +113,7 @@ ADDITIONAL CONFIGURATION
 
 If installed locally, autojump is self-contained in _~/.autojump/_.
 
-The database is stored in _$XDG_DATA_HOME/autojump/autojump.txt_.
+The database is stored in _$XDG\_DATA\_HOME/autojump/autojump.txt_.
 
 ## REPORTING BUGS