Fix the vim scripts to be reloadable

... without exiting vim

Author: LucHermitte

autoload/editorconfig.vim

@@ -1,15 +1,15 @@
 " Copyright (c) 2011-2012 EditorConfig Team
 " All rights reserved.
-" 
+"
 " Redistribution and use in source and binary forms, with or without
 " modification, are permitted provided that the following conditions are met:
-" 
+"
 " 1. Redistributions of source code must retain the above copyright notice,
 "    this list of conditions and the following disclaimer.
 " 2. Redistributions in binary form must reproduce the above copyright notice,
 "    this list of conditions and the following disclaimer in the documentation
 "    and/or other materials provided with the distribution.
-" 
+"
 " THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 " AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 " IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -33,13 +33,13 @@ set cpo&vim
 " {{{1 variables
 let s:hook_list = []
 
-function editorconfig#AddNewHook(func) " {{{1
+function! editorconfig#AddNewHook(func) " {{{1
     " Add a new hook
 
     call add(s:hook_list, a:func)
 endfunction
 
-function editorconfig#ApplyHooks(config) " {{{1
+function! editorconfig#ApplyHooks(config) abort " {{{1
     " apply hooks
 
     for Hook in s:hook_list

plugin/editorconfig.vim

@@ -373,7 +373,7 @@ function! s:GetFilenames(path, filename)
     return l:path_list
 endfunction
 
-function! s:UseConfigFiles()
+function! s:UseConfigFiles() abort
 
     let l:buffer_name = expand('%:p')
     " ignore buffers without a name
@@ -434,7 +434,7 @@ augroup editorconfig
 augroup END
 
 " UseConfigFiles function for different mode {{{1
-function! s:UseConfigFiles_Python_Builtin() " {{{2
+function! s:UseConfigFiles_Python_Builtin() abort " {{{2
 " Use built-in python to run the python EditorConfig core
 
     let l:config = {}
@@ -532,7 +532,7 @@ function! s:SpawnExternalParser(cmd) " {{{2
     endif
 endfunction
 
-function! s:ApplyConfig(config) " {{{1
+function! s:ApplyConfig(config) abort " {{{1
     " Only process normal buffers (do not treat help files as '.txt' files)
     if !empty(&buftype)
         return