Fix shell start by moving sources of shellenv files.

dotfiles/lib/shellenv.sh

@@ -1,9 +1,5 @@
 source ~/.lib/shellenv/functions.sh
 
-for filename in ~/.lib/shellenv/*; do
-    source $filename
-done
-
 function add_to_front_of_path {
     export PATH=$@:$(echo $PATH | sed "s|:*$@||g" | sed "s|^:||")
 }
@@ -38,6 +34,10 @@ add_to_back_of_path "/usr/local/sbin"
 # Load RVM into a shell session *as a function*
 [[ -s "$HOME/.rvm/scripts/rvm" ]] && source "$HOME/.rvm/scripts/rvm"
 
+for filename in ~/.lib/shellenv/*; do
+    source $filename
+done
+
 function with_shellrc {
     zsh -c "source ~/.zshrc && ""$@"
 }