Item12310:  Doc updates

- We ship CGI::Session and Crypt::PasswdMD5 now.
- Fix some broken links on the page.

git-svn-id: http://svn.foswiki.org/branches/Release01x01/core@16371 0b4bb1d4-4e5a-0410-9cc4-b2b747904278
Item11267: Revise version automation

_nnn alpha suffixes are not enough to be considered newer.

The release sequence now would be:

1.1.6
1.1.6_001 (next alpha)
1.1.6_002
1.1.7
1.1.999_001 (alpha for 1.2 release)
1.1.999_002 next alpha
1.2.0
1.999.999_001 (alpha for 2.0.0)
1.999.999_002 (next alpha)
1.2.0  (release)

git-svn-id: http://svn.foswiki.org/branches/Release01x01/core@16373 0b4bb1d4-4e5a-0410-9cc4-b2b747904278