Rename Nimrod to Nim

ftplugin/nimrod.vim

@@ -1,13 +1,13 @@
-if exists("b:nimrod_loaded")
+if exists("b:nim_loaded")
   finish
 endif
 
-let b:nimrod_loaded = 1
+let b:nim_loaded = 1
 
 let s:cpo_save = &cpo
 set cpo&vim
 
-call nimrod#init()
+call nim#init()
 
 setlocal formatoptions-=t formatoptions+=croql
 setlocal comments=:##,:#
@@ -16,7 +16,7 @@ setlocal omnifunc=NimComplete
 setlocal suffixesadd=.nim 
 setlocal expandtab  "Make sure that only spaces are used
 
-compiler nimrod
+compiler nim
 
 let &cpo = s:cpo_save
 unlet s:cpo_save