Remove reference to models.ActualLRPStateInvalid

This is being removed in the models package.

[#83638702]

Signed-off-by: Eric Malm <emalm@pivotal.io>
refactored to new ActualLRP model

[#84359170]

Signed-off-by: Eric Malm <emalm@pivotal.io>
Route Emitter main tests use new interface to CreateActualLRP [#83638694]

Signed-off-by: Atul Kshirsagar <atul.kshirsagar@gmail.com>
Signed-off-by: Eric Malm <emalm@pivotal.io>
LRP lifecycle methods return only an error

[#83638694]

Signed-off-by: Atul Kshirsagar <atul.kshirsagar@gmail.com>
LRP lifecycle methods take a logger

[#83638694]

Signed-off-by: Atul Kshirsagar <atul.kshirsagar@gmail.com>
remove redundant create actual
Rename Host to Address

[#84695418]
key tracker containers by instance guid

this will allow us to remove entries without requiring the full
container data. if anything else changes (host and port) the instance
guid should also change, so this shouldn't be changing any granularity.

[#84607000]
Use cf_http.NewClient instead of http.Client

Signed-off-by: Atul Kshirsagar <atul.kshirsagar@gmail.com>