Merge from versions/5.4 to versions/6.0:

Merge from versions/5.4 to versions/6.0:
Merged [7302]: Removed obsolete testing scripts for Testing Tools 1.0.
Merged [7305]: Initial testing tools target, doesn't quite work yet, demo launching is missing, etc.
Merged [7321]: Moved build/docbook directory from 5.4 branch to doc tree.
Merged [7325]: Moved XEP directory from 5.4 branch to doc tree.
Merged [7333]: Removed all manual related material and build instructions from regular toolkit branch.
Merged [7342]: Building manual from the toolkit build script.
Merged [7343]: Fixed a namespace problem in build file and organized clean-up targets a little.
Merged [7346]: Removed the obsolete DTDs.
Merged [7348]: Changed <version> and <platform> tags in some HTML and text files to @...@ notation to avoid some validation errors in Eclipse.

svn changeset:7352/svn branch:6.0