patch 8.0.0906: don't recognize Couchbase files

Problem:    Don't recognize Couchbase files.
Solution:   Add filetype detection. (Eugene Ciurana, closes #1951)

runtime/filetype.vim

@@ -1,7 +1,7 @@
 " Vim support file to detect file types
 "
 " Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2017 Aug 09
+" Last Change:	2017 Aug 11
 
 " Listen very carefully, I will say this only once
 if exists("did_load_filetypes")
@@ -1342,6 +1342,9 @@ au BufNewFile,BufRead *.mush			setf mush
 " Mutt setup file (also for Muttng)
 au BufNewFile,BufRead Mutt{ng,}rc		setf muttrc
 
+" N1QL
+au BufRead,BufNewfile *.n1ql,*.nql		setf n1ql
+
 " Nano
 au BufNewFile,BufRead */etc/nanorc,*.nanorc  	setf nanorc
 

src/testdir/test_filetype.vim

@@ -297,6 +297,7 @@ let s:filename_checks = {
     \ 'mush': ['file.mush'],
     \ 'muttrc': ['Muttngrc', 'Muttrc'],
     \ 'mysql': ['file.mysql'],
+    \ 'n1ql': ['file.n1ql', 'file.nql'],
     \ 'named': ['namedfile.conf', 'rndcfile.conf'],
     \ 'nanorc': ['/etc/nanorc', 'file.nanorc'],
     \ 'ncf': ['file.ncf'],

src/version.c

@@ -769,6 +769,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    906,
 /**/
     905,
 /**/