• Use platforms/ instead of platforms/alpha, as Alpha is not the only additional platform anymore. [1]
• Alphabetize the order of meta homepages. [1]
• Remove link to the tutorials page, which has been removed.
• Update name of the "Copyright" page, to the new name "Copyright and Legal".

Submitted by: Josef El-Rayes <j.el-rayes@daemon.li> [1]
PR: www/57055 [1]