Added a new function to display current directory only

themes/powerline/powerline.base.bash

@@ -93,6 +93,10 @@ function __powerline_cwd_prompt {
   echo "$(pwd | sed "s|^${HOME}|~|")|${CWD_THEME_PROMPT_COLOR}"
 }
 
+function __powerline_wd_prompt {
+  echo "\W|${CWD_THEME_PROMPT_COLOR}"
+}
+
 function __powerline_clock_prompt {
   echo "$(date +"${THEME_CLOCK_FORMAT}")|${CLOCK_THEME_PROMPT_COLOR}"
 }