Changed docId algorithm.

* Updated documentation to add manual titles.
* Reworked the way `docIds` are chosen. Now instead of the full relative path
  name we use just the file, or enough of the relative pathname to uniquely
  identify the file.

project.properties

@@ -1,7 +1,7 @@
-#Fri, 06 Jan 2012 12:20:57 -0600
+#Tue, 10 Jan 2012 10:00:20 -0600
 name=jlp
-version=1.5
-build.number=6
+version=1.6
+build.number=5
 lib.local=true
 release.dir=release
 main.class=com.jdblabs.jlp.JLPMain