Fix the formatting of some example help commands.

vimperator/locale/en-US/tutorial.txt

@@ -15,7 +15,7 @@ bare-looking window. The menubar, navigation bar, and bookmark bars are hidden.
 In case you missed the notice in the help:Introduction[intro.html], you can
 regain these by issuing the command
 
-  :set go+=mTB<CR>
+\{nbsp}[c]:set go+=mTB<CR>[c]
 
 where [m]<CR>[m] represents pressing the <Enter> or <Return> key.
 If you're a veteran Vim user, this may look familiar. It should.
@@ -51,7 +51,7 @@ Most of the documentation for Vimperator's features are easily found using the
 [c]:help[c] command. For example, you can find help on the [c]:help[c] command
 by typing
 
-  :help :help<CR>
+\{nbsp}[c]:help :help<CR>[c]
 
 Similarly, help on configurable options is available with [c]:help
 '{option_name}'[c]. (Note the single quotes around the option name as in Vim.)
@@ -59,8 +59,8 @@ Information on all available options is, predictably, [c]:help options[c].
 
 and you can find out about the [m]gt[m] and [m]gT[m] mapping with
 
-  :help gt<CR>
-  :help gT<CR>
+\{nbsp}[c]:help gt<CR>[c] +
+\{nbsp}[c]:help gT<CR>[c]
 
 Finally, in addition to the help system itself, [c]:exusage[c], [c]:viusage[c]
 and [c]:optionusage[c] are useful quick-reference commands.
@@ -119,11 +119,11 @@ the current tab, use [c]:open[c]. The Normal mode mappings [m]t[m] and [m]o[m],
 respectively, map to these commands, so the following pairs of sequences are
 equivalent:
 
-  :open my.webmail.com<CR>
-  omy.webmail.com<CR>
+\{nbsp}[c]:open my.webmail.com<CR>[c] +
+\{nbsp}[m]omy.webmail.com<CR>[m]
 
-  :tabopen vimperator.org<CR>
-  tvimperator.org<CR>
+\{nbsp}[c]:tabopen vimperator.org<CR>[c] +
+\{nbsp}[m]tvimperator.org<CR>[m]
 
 section:Some{nbsp}hints{nbsp}about{nbsp}surfing...[hints-tutorial]
 
@@ -162,12 +162,12 @@ Say you get half-way done typing in a new URL, only to remember that you've
 already got that page open in the previous tab. Your command line might look
 something like this:
 
-  :open my.partial.url/fooba
+\{nbsp}[c]:open my.partial.url/fooba[c]
 
 You can exit the command line and access the already loaded page with the
 following:
 
-  <Esc>gT
+\{nbsp}[m]<Esc>gT[m]
 
 section:Saving{nbsp}for{nbsp}posterity{nbsp}-{nbsp}vimperatorrc[vimperatorrc]