move import out of auto-generated area
`Ops` traits are now sealed abstract classes

This communicates that users should not extend these classes directly
and should also allow for adding methods without breaking binary
compatibility.
update README.md s/7.0.1/7.0.2
add toRight and toLeft to OptionT which return an EitherT
Cleanup for OneAnd traversal derived from ce9e5e5.
Move liftSemigroup to Semigroup; privatize implementing traits.
Follow liftSemigroup rename.
Merge pull request #432 from S11001001/topic/move-lift-semigroup

Move liftSemigroup to Semigroup; privatize implementing traits.
Merge pull request #430 from stew/scalaz-seven

add toRight and toLeft to OptionT which return an EitherT
Merge pull request #429 from larsrh/topic/sealed-ops

Change `Ops` traits to be sealed abstract classes
cleanup OneOr instances. OneOrApply is unnecessary
add more OneOr tests
fix streamZipApplicative sample code
nonblocking version of gatherUnordered and chooseAny, and tests
added Future/Task.{runFor, attemptRunFor, timed} and tests
use scaladoc wiki syntax
use scaladoc wiki syntax
use scaladoc wiki syntax
add dependencies settings for Scala2.11.x
add BijectionT instances