Try to resolve issue #62: Apostrophes are turned into curly quotes

Author: xolox

autoload/xolox/notes.vim

@@ -6,7 +6,7 @@
 " Note: This file is encoded in UTF-8 including a byte order mark so
 " that Vim loads the script using the right encoding transparently.
 
-let g:xolox#notes#version = '0.23.5'
+let g:xolox#notes#version = '0.23.6'
 let g:xolox#notes#url_pattern = '\<\(mailto:\|javascript:\|\w\{3,}://\)\(\S*\w\)\+/\?'
 let s:scriptdir = expand('<sfile>:p:h')
 

syntax/notes.vim

@@ -1,6 +1,6 @@
 " Vim syntax script
 " Author: Peter Odding <peter@peterodding.com>
-" Last Change: July 16, 2013
+" Last Change: June 16, 2014
 " URL: http://peterodding.com/code/vim/notes/
 
 " Note: This file is encoded in UTF-8 including a byte order mark so
@@ -39,11 +39,11 @@ highlight def link notesListNumber Comment
 
 " Highlight quoted fragments. {{{2
 if xolox#notes#unicode_enabled()
-  syntax match notesDoubleQuoted /“.\{-}”/
-  syntax match notesSingleQuoted /‘.\{-}’/
+  syntax match notesDoubleQuoted /\w\@<!“.\{-}”\w\@!/
+  syntax match notesSingleQuoted /\w\@<!‘.\{-}’\w\@!/
 else
-  syntax match notesDoubleQuoted /".\{-}"/
-  syntax match notesSingleQuoted /`.\{-}'/
+  syntax match notesDoubleQuoted /\w\@<!".\{-}"\w\@!/
+  syntax match notesSingleQuoted /\w\@<!`.\{-}'\w\@!/
 endif
 highlight def link notesSingleQuoted Special
 highlight def link notesDoubleQuoted String