grmlzshrc.5: minor typo fixes and update timestamp

doc/grmlzshrc.t2t

@@ -1,6 +1,6 @@
 GRMLZSHRC
 
-July, 2011
+September, 2014
 
 %!target: man
 %!postproc(man): "^(\.TH.*) 1 "  "\1 5 "
@@ -585,8 +585,8 @@ builtin or reserved word. If the option -c is given, only returns true,
 if command is a program.
 
 : **checkhome()**
-Changes directory to $HOME on first invocation of zsh. This is neccessary on
-grml systems with autologin.
+Changes directory to $HOME on first invocation of zsh. This is necessary on
+Grml systems with autologin.
 
 : **cl()**
 Changes current directory to the one supplied by argument and lists the files
@@ -986,7 +986,7 @@ with users .screenrc config if it exists, else use /etc/grml/screenrc_grml
 as configuration.
 
 : **su** (//sudo su//)
-If user is running a grml live-CD, dont ask for any password, if she
+If user is running a Grml live system, don't ask for any password, if she
 wants a root shell.
 
 : **term2iso** (//echo 'Setting terminal to iso mode' ; print -n '\e%@'//)
@@ -1053,7 +1053,7 @@ On non-debian systems, that is not an option, but all is not lost:
 % wget -O .zshrc http://git.grml.org/f/grml-etc-core/etc/zsh/zshrc
 ```
 
-If you would also like to get seperate function files (which you can put into
+If you would also like to get separate function files (which you can put into
 your **$fpath**), you can browse and download them at:
 
 http://git.grml.org/?p=grml-etc-core.git;a=tree;f=usr_share_grml/zsh;hb=HEAD