[Fix #104] Add documentation for environment

templates/zshenv

@@ -12,17 +12,20 @@ export OMZ="$HOME/.oh-my-zsh"
 typeset -gU cdpath fpath mailpath manpath path
 typeset -gUT INFOPATH infopath
 
+# Set the the list of directories that cd searches.
 cdpath=(
   $HOME
   $cdpath
 )
 
+# Set the list of directories that info searches for manuals.
 infopath=(
   /usr/local/share/info
   /usr/share/info
   $infopath
 )
 
+# Set the list of directories that man searches for manuals.
 manpath=(
   /usr/local/share/man
   /usr/share/man
@@ -34,6 +37,7 @@ for path_file in /etc/manpaths.d/*(.N); do
 done
 unset path_file
 
+# Set the list of directories that Zsh searches for programs.
 path=(
   /usr/local/{bin,sbin}
   /usr/{bin,sbin}
@@ -66,10 +70,12 @@ export LESSCHARSET="UTF-8"
 export LESSHISTFILE='-'
 export LESSEDIT='vim ?lm+%lm. %f'
 
+# Set the default Less options.
 # Mouse-wheel scrolling has been disabled by -X (disable screen clearing).
 # Remove -X and -F (exit if the content fits on one screen) to enable it.
 export LESS='-F -g -i -M -R -S -w -X -z-4'
 
+# Set the Less input preprocessor.
 if (( $+commands[lesspipe.sh] )); then
   export LESSOPEN='| /usr/bin/env lesspipe.sh %s 2>&-'
 fi