Keep default conceal values for excluded files

Setup will now check if the file is part of the included
or excluded filetypes before changing the conceal values.

after/plugin/indentLine.vim

@@ -105,18 +105,6 @@ endfunction
 
 "{{{1 function! s:Setup()
 function! s:Setup()
-    if ! exists("g:indentLine_noConcealCursor")
-        setlocal concealcursor=inc
-    endif
-    setlocal conceallevel=2
-
-    if !&hidden || !exists("b:indentLine_set")
-        let b:indentLine_set = 1
-
-        if &filetype is# ""
-            call s:InitColor()
-        endif
-
    if index(g:indentLine_fileTypeExclude, &filetype) isnot -1
       return
    endif
@@ -131,6 +119,18 @@ function! s:Setup()
       endif
    endfor
 
+   if ! exists("g:indentLine_noConcealCursor")
+      setlocal concealcursor=inc
+   endif
+    setlocal conceallevel=2
+
+    if !&hidden || !exists("b:indentLine_set")
+        let b:indentLine_set = 1
+
+        if &filetype is# ""
+            call s:InitColor()
+        endif
+
         if ! exists("b:indentLine_enabled")
             let b:indentLine_enabled = g:indentLine_enabled
         endif