Split repo commands into the new xbps-repo bin.

- Remove lib/info.c that doesn't belong in the lib and add it into the
  bins.
- Every binary now uses its own directory on bin/.

This is in preparation for future changes for correct behaviour of
the library and binaries.

--HG--
extra : convert_revision : 880d16378bf940c4f5478de0362afe883cd5fd2c

.gitignore

@@ -4,10 +4,12 @@ destdir/
 srcdistdir/
 builddir/
 packages/
-bin/xbps-bin
-bin/xbps-cmpver
-bin/xbps-digest
-bin/xbps-pkgdb
+bin/xbps-bin/xbps-bin
+bin/xbps-cmpver/xbps-cmpver
+bin/xbps-digest/xbps-digest
+bin/xbps-repo/xbps-repo
+bin/xbps-src/xbps-src
+bin/xbps-pkgdb/xbps-pkgdb
 *.o
 *.so*
 *.bak