org-indent-mode: Fix problem with empty string as line-prefix
treea92fff25d5305d255ab735b99b85dcdfa2ad1db9
-rw-r--r-- 75 .dir-settings.el
-rw-r--r-- 742 .gitignore
drwxr-xr-x - BUGFIXING
-rw-r--r-- 2162 ChangeLog
drwxr-xr-x - EXPERIMENTAL
-rw-r--r-- 10511 Makefile
drwxr-xr-x - ORGWEBPAGE
-rw-r--r-- 1475 README
-rw-r--r-- 1308 README_DIST
-rw-r--r-- 3475 README_GIT
drwxr-xr-x - UTILITIES
drwxr-xr-x - contrib
drwxr-xr-x - doc
drwxr-xr-x - lisp
-rw-r--r-- 1007 request-assign-future.txt
drwxr-xr-x - xemacs