Bug tracker
problem using automatic upgrade with .php5 file extension (fix completed in vcs)
I've listed the steps below to try and explain it better.
1) Download the changed files rename all .php to .php5, upload
2) Check files again
3) All non .php files were confirmed as being updated
4) Download the changed files and upload
5) Check files again
6) Processed finshed okay
7) Manually delete .php files