Checker yarac: minor cleanup.

doc/syntastic-checkers.txt

@@ -7633,7 +7633,7 @@ You probably also need a plugin to set |filetype| for YANG files, such as
 ==============================================================================
 SYNTAX CHECKERS FOR YARA                             *syntastic-checkers-yara*
 
-The following checkers are available for YARA rule files. (filetype "yara"):
+The following checkers are available for YARA rule files (filetype "yara"):
 
     1. yarac....................|syntastic-yara-yarac|
 
@@ -7643,8 +7643,8 @@ The following checkers are available for YARA rule files. (filetype "yara"):
 Name:        yarac
 Maintainer:  Albert Song <albb@teamt5.org>
 
-"yarac" is the official compiler for YARA rule files.
-See the project's page at GitHub for more information:
+"yarac" is the official compiler for YARA rule files. See the project's page
+at GitHub for more information:
 
     https://github.com/VirusTotal/yara
 
@@ -7655,9 +7655,10 @@ accepts the standard options described at |syntastic-config-makeprg|.
 
 Note~
 
-You probably also need to set |filetype| for YARA rule files to "yara".
-You can do that with an `:autocmd`: >
-    autocmd BufNewFile,BufRead *.yar,*.yara set filetype=yara syntax=yara
+You probably also need a plugin to set |filetype| for YARA rule files, such as
+"vim-yara":
+
+    https://github.com/yaunj/vim-yara
 
 ==============================================================================
 SYNTAX CHECKERS FOR Z80                               *syntastic-checkers-z80*

plugin/syntastic.vim

@@ -19,7 +19,7 @@ if has('reltime')
     lockvar! g:_SYNTASTIC_START
 endif
 
-let g:_SYNTASTIC_VERSION = '3.8.0-97'
+let g:_SYNTASTIC_VERSION = '3.8.0-100'
 lockvar g:_SYNTASTIC_VERSION
 
 " Sanity checks {{{1

syntax_checkers/yara/yara.vim

@@ -1,6 +1,6 @@
 "============================================================================
 "File:        yara.vim
-"Description: Syntax checking plugin for syntastic.vim
+"Description: Syntax checking plugin for syntastic
 "Maintainer:  Albert Song (albb@teamt5.org)
 "License:     This program is free software. It comes without any warranty,
 "             to the extent permitted by applicable law. You can redistribute
@@ -22,13 +22,13 @@ function! SyntaxCheckers_yara_yarac_GetLocList() dict
     let makeprg = self.makeprgBuild({ 'fname_after' : syntastic#util#DevNull() })
 
     let errorformat =
-            \ '%f(%l): %trror: %m,' .
-            \ '%f(%l): %tarning: %m,'.
-            \ '%f(%l): %m'
+        \ '%f(%l): %trror: %m,' .
+        \ '%f(%l): %tarning: %m,' .
+        \ '%f(%l): %m'
 
     return SyntasticMake({
-	\ 'makeprg': makeprg,
-	\ 'errorformat': errorformat })
+        \ 'makeprg': makeprg,
+        \ 'errorformat': errorformat })
 endfunction
 
 call g:SyntasticRegistry.CreateAndRegisterChecker({