Removed useless or duplicate files, speedup others

zsh/zsh.d/Darwin/90-coreutils

@@ -0,0 +1,19 @@
+# Core Utils
+which gcp > /dev/null 
+if [ $? -eq 0 ]; then
+    if [ -f /etc/zsh/gdircolors ]; then
+        eval `gdircolors /etc/zsh/gdircolors`
+    else
+        eval `gdircolors`
+    fi
+    #alias ls='gls --color -F' # OSX ls is better (supports extended attributes)
+    alias ll='ls -l'
+    alias la='ls -a'
+    alias cp='gcp'
+    alias mv='gmv'
+    alias rm='grm'
+    alias du='gdu'
+    alias df='gdf -a'
+fi
+
+#  vim: set ts=4 sw=4 tw=0 ft=zsh :