Remove OMERO 4.0 versions from FLIMfit downloads page.
Change 4.0 txt  to 4.4.
Remove refs to OMERO 4 from python script.
Typo corrected & phrase added about Win MCR link.
Merge pull request #122 from sbesson/rebased/develop/dev_5_0_FLIMfit4.7

Remove OMERO 4.0 versions from FLIMfit downloads page. (rebased onto develop)