fixed debian dirty prompt bug

themes/base.theme.bash

@@ -50,7 +50,7 @@ function prompt_char {
 }
 
 function git_prompt_info {
-  if [[ -n $(git status -s 2> /dev/null) ]]; then
+  if [[ -n $(git status -s 2> /dev/null |grep -v ^# |grep -v "working directory clean") ]]; then
       state=${GIT_THEME_PROMPT_DIRTY:-$SCM_THEME_PROMPT_DIRTY}
   else
       state=${GIT_THEME_PROMPT_CLEAN:-$SCM_THEME_PROMPT_CLEAN}