nginx 1.6.0
nginx: update 1.6.0 bottle.

Closes #28668.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
nginx devel 1.7.0

Closes #28669.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
Fix tree

This reverts changes that effectively reverted:
  76de8c15ef406733feb08cc8bd35b16f97e60e9d
  db306092699979cc966e7f7d5d4ab26c58645174
vowpal wabbit 7.6
vowpal-wabbit: add 7.6 bottle.