Hyperlink change owner to open changes by same owner

Some users like to quickly find other changes written by the same
user, especially if they aren't immediately listed in the Related
Changes panel, such as changes that cross projects. Hyperlink the
owner name to all changes by the same user.

Change-Id: Iffdc09fddbfcabf3f90a7272b31bfe0044f9d48c
2 files changed