* po/POTFILES.in: Removed missing files.
* configure.ac: Removed VL_LIB_READLINE macro and moved it to ...
* acinclude.m4: ... this new file.
git-svn-id: https://urjtag.svn.sourceforge.net/svnroot/urjtag/trunk@492 b68d4a1b-bc3d-0410-92ed-d4ac073336b7