relax SVN archive

Ported the CHANGES file changes from trunk to the 3.3.0 tag.

The command used was:
svn merge -r25577:25578 svn+ssh://bugman@.../svn/relax/trunk .

Removed all of the index.php text from the tracker URLs in the CHANGES document.

Adde png images for after fix of bug.

bug #22554(https://gna.org/bugs/index.php?22554): The distribution of intensity with errors in Monte-Carlo simulations are markedly more narrow than expected.

Added the disp_spin_speed branch commit messages to the CHANGES file.

This still requires a lot of editing and checking.

Added the relax 3.3.0 manual to the repository.

Updated the version number for relax 3.3.0.

relax version 3.3.0.

This is a major feature release which includes too many things to list here now. You'll have to
wait for the release announcement for the details ;)

This branch was completed.

Added systemtest to initilise estimation of errors.

This will fail.
It is therefore padded with x_ in the name.

task #7824(https://gna.org/task/index.php?7824): Model parameter ERROR estimation from Jacobian and Co-variance matrix of dispersion models.

Added the Jacobian function for CR72 in target function.

task #7824(https://gna.org/task/index.php?7824): Model parameter ERROR estimation from Jacobian and Co-variance matrix of dispersion models.