Add profile-post files for variables that need to be initialized last

.gitignore

@@ -1,3 +1,5 @@
 backup/
 skel/.profile-local
 skel/.profile-private
+skel/.profile-post-local
+skel/.profile-post-private

skel/.profile

@@ -101,3 +101,7 @@ export PERL_MM_OPT="INSTALL_BASE=$HOME/perl5"
 
 # aliases
 alias less='less -i -r'
+
+# profile variables that need to be defined late
+[ -f "$HOME/.profile-post-local" ] && source "$HOME/.profile-post-local"
+[ -f "$HOME/.profile-post-private" ] && source "$HOME/.profile-post-private"