Fix regression where duplicate function names were not an error.
Re-add DBI query throttling (r=dvander).
Merge pull request #158 from VoiDeD/te-const-clients

Clients array in TE_Send should be const (r=psychonic).
Merge remote-tracking branch 'upstream/master'
Revert "Re-add DBI query throttling (r=dvander)."

This reverts commit 0f6063af60bddd0793669f44553830762a843ce7.