Add all vim filetypes

ftplugin/systemverilog.vim

@@ -0,0 +1,15 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'systemverilog') == -1
+
+" Vim filetype plugin file
+" Language:    SystemVerilog
+" Maintainer:  kocha <kocha.lsifrontend@gmail.com>
+" Last Change: 12-Aug-2013. 
+
+if exists("b:did_ftplugin")
+  finish
+endif
+
+" Behaves just like Verilog
+runtime! ftplugin/verilog.vim
+
+endif