Merge pull request #494 from EspadaV8/master

Fixed an issue where the SVN plugin would mark a folder as being dirty when there was an svn:external set.

plugins/svn/svn.plugin.zsh

 function svn_prompt_info {
-    if [[ -d .svn ]]; then
+    if [ in_svn ]; then
         echo "$ZSH_PROMPT_BASE_COLOR$ZSH_THEME_SVN_PROMPT_PREFIX\
 $ZSH_THEME_REPO_NAME_COLOR$(svn_get_repo_name)$ZSH_PROMPT_BASE_COLOR$ZSH_THEME_SVN_PROMPT_SUFFIX$ZSH_PROMPT_BASE_COLOR$(svn_dirty)$ZSH_PROMPT_BASE_COLOR"
     fi
@@ -28,7 +28,7 @@ function svn_get_rev_nr {
 
 function svn_dirty_choose {
     if [ in_svn ]; then
-        s=$(svn status 2>/dev/null)
+        s=$(svn status|grep -E '^\s*[ACDIM!?L]' 2>/dev/null)
         if [ $s ]; then 
             echo $1
         else