[delete] Remove redundant nest (#179)

* [delete] Remove redundant nest

* [update] comment out

Author: get-me-power

plugin/editorconfig.vim

@@ -24,12 +24,8 @@
 " POSSIBILITY OF SUCH DAMAGE.
 "
 
-if v:version < 700
-    finish
-endif
-
-" check whether this script is already loaded
-if exists("g:loaded_EditorConfig")
+" check for Vim versions and duplicate script loading.
+if v:version < 700 || exists("g:loaded_EditorConfig")
     finish
 endif
 let g:loaded_EditorConfig = 1