Add csv plugin, closes #239

ftplugin/csv.vim

@@ -0,0 +1,38 @@
+if exists('g:polyglot_disabled') && index(g:polyglot_disabled, 'csv') != -1
+  finish
+endif
+
+" Filetype plugin for editing CSV files. "{{{1
+" Author:  Christian Brabandt <cb@256bit.org>
+" Version: 0.31
+" Script:  http://www.vim.org/scripts/script.php?script_id=2830
+" License: VIM License
+" Last Change: Thu, 15 Jan 2015 21:05:10 +0100
+" Documentation: see :help ft-csv.txt
+" GetLatestVimScripts: 2830 30 :AutoInstall: csv.vim
+"
+" Some ideas are taken from the wiki http://vim.wikia.com/wiki/VimTip667
+" though, implementation differs.
+
+" Plugin folklore "{{{1
+if v:version < 700 || exists('b:did_ftplugin')
+  finish
+endif
+let b:did_ftplugin = 1
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+" Initialize Plugin "{{{2
+" useful for configuring how many lines to analyze,
+" set if you notice a slowdown
+let b:csv_start = get(g:, 'csv_start', 1)
+let b:csv_end   = get(g:, 'csv_end', line('$'))
+let b:csv_result = ''
+
+call csv#Init(b:csv_start, b:csv_end)
+let &cpo = s:cpo_save
+unlet s:cpo_save
+
+" Vim Modeline " {{{2
+" vim: set foldmethod=marker et sw=0 sts=-1 ts=4: