Updated WhatsNew.txt for 2.0.7 changes

WhatsNew.txt

diff --git a/WhatsNew.txt b/WhatsNew.txt
index 38e0496..9e845f5 100644
--- a/WhatsNew.txt
+++ b/WhatsNew.txt
@@ -2,6 +2,22 @@
 This is a list of major changes in SDL's version history.

 

 ---------------------------------------------------------------------------

+2.0.7:

+---------------------------------------------------------------------------

+

+General:

+* Added locking functions for multi-threaded access to the joystick and game controller APIs:

+	SDL_LockJoysticks()

+	SDL_UnlockJoysticks()

+* The following functions are now thread-safe:

+	SDL_SetEventFilter()

+	SDL_GetEventFilter()

+	SDL_AddEventWatch()

+	SDL_DelEventWatch()

+

+

+General:

+---------------------------------------------------------------------------

 2.0.6:

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