Minor changes to phys Sprite and phys State,
FlxPhysState:

- Nape debug graphics added camera zoom offset - debug graphics follow camera correctly  with any zoom.

FlxCamera:

- Camera Lerp added.
- Camera Lead added.
- Fix for camera styles with lerp and lead.
- FlashOffset update on set_zoom (aka fix #66) commented.
Merge remote-tracking branch 'origin/flixelNME' into flixelNME
Camera updates:

- Camera lerp working good.
- Camera lead working good.
- Fixed camera follow zoom offset problem.
Merge remote-tracking branch 'Beeblerox/flixelNME' into flixelNME
Merge pull request #183 from ProG4mr/flixelNME

Flixel nme new Camera features.
revert latest pull request since it breaksold demoes
Fix for camera problems caused by issue #181 (fix for issue #66 issue fix).

Camera lerp argument pushed to the end of FlxCamera.follow() method to maintain backward compatiblity.
For some ugly reason, followLerp and followLead were static variables.
Added velocityIterations and positionIterations to FlxPhysState.
Revert "revert latest pull request since it breaksold demoes"

This reverts commit 27b25ee3edb2de14e525abd286b9f62183de14c3.
Merge pull request #184 from ProG4mr/flixelNME

Fix for camera problems caused by issue #181 (fix for issue #66 issue fi...
some fixes from FlixelCommunity
fix for shaking camera (it didn't returned to initial position)
fix for issue #189