Bump version to 10.7.0.0a1

Author: murraystevenson

Changes

@@ -1,6 +1,11 @@
-10.x.x.x (relative to 10.6.x.x)
+10.7.x.x (relative to 10.7.0.0a1)
 ========
 
+
+
+10.7.0.0a1 (relative to 10.6.2.1)
+==========
+
 Features
 --------
 

SConstruct

@@ -57,8 +57,8 @@ SConsignFile()
 ieCoreMilestoneVersion = 10 # for announcing major milestones - may contain all of the below
 ieCoreMajorVersion = 7 # backwards-incompatible changes
 ieCoreMinorVersion = 0 # new backwards-compatible features
-ieCorePatchVersion = 1 # bug fixes
-ieCoreVersionSuffix = "" # used for alpha/beta releases. Example: "a1", "b2", etc.
+ieCorePatchVersion = 0 # bug fixes
+ieCoreVersionSuffix = "a1" # used for alpha/beta releases. Example: "a1", "b2", etc.
 
 ###########################################################################################
 # Command line options