--User changes

-Fix xform selection logic to prevent selecting hidden pre and post xforms.
 -Add hex_modulus.

--Bug fixes
 -starblur was wrong.

--Code changes
 -Optimize Truchet_hex_crop, Truchet_hex_fill.
 -Cleanup Truchet_inv.
 -Add new file Variations08.h, and move Gnarly and inkdrop there.

Source/Ember/Variation.h

@@ -225,6 +225,7 @@ enum class eVariationId : et
 	VAR_HEXCROP		,
 	VAR_HEXES		,
 	VAR_HEXNIX3D	,
+	VAR_HEX_MODULUS,
 	VAR_HEX_RAND,
 	VAR_HEX_TRUCHET,
 	VAR_HO  		,
@@ -423,8 +424,8 @@ enum class eVariationId : et
 	VAR_TRADE		,
 	VAR_TRUCHET,
 	VAR_TRUCHET_FILL,
-    VAR_TRUCHET_HEX_FILL,
-    VAR_TRUCHET_HEX_CROP,
+	VAR_TRUCHET_HEX_FILL,
+	VAR_TRUCHET_HEX_CROP,
 	VAR_TRUCHET_GLYPH,
 	VAR_TRUCHET_INV,
 	VAR_TRUCHET_KNOT,
@@ -643,6 +644,7 @@ enum class eVariationId : et
 	VAR_PRE_HEXCROP,
 	VAR_PRE_HEXES,
 	VAR_PRE_HEXNIX3D,
+	VAR_PRE_HEX_MODULUS,
 	VAR_PRE_HEX_RAND,
 	VAR_PRE_HEX_TRUCHET,
 	VAR_PRE_HO,
@@ -840,8 +842,8 @@ enum class eVariationId : et
 	VAR_PRE_TRADE,
 	VAR_PRE_TRUCHET,
 	VAR_PRE_TRUCHET_FILL,
-    VAR_PRE_TRUCHET_HEX_FILL,
-    VAR_PRE_TRUCHET_HEX_CROP,
+	VAR_PRE_TRUCHET_HEX_FILL,
+	VAR_PRE_TRUCHET_HEX_CROP,
 	VAR_PRE_TRUCHET_GLYPH,
 	VAR_PRE_TRUCHET_INV,
 	VAR_PRE_TRUCHET_KNOT,
@@ -1060,6 +1062,7 @@ enum class eVariationId : et
 	VAR_POST_HEXCROP,
 	VAR_POST_HEXES,
 	VAR_POST_HEXNIX3D,
+	VAR_POST_HEX_MODULUS,
 	VAR_POST_HEX_RAND,
 	VAR_POST_HEX_TRUCHET,
 	VAR_POST_HO,
@@ -1257,8 +1260,8 @@ enum class eVariationId : et
 	VAR_POST_TRADE,
 	VAR_POST_TRUCHET,
 	VAR_POST_TRUCHET_FILL,
-    VAR_POST_TRUCHET_HEX_FILL,
-    VAR_POST_TRUCHET_HEX_CROP,
+	VAR_POST_TRUCHET_HEX_FILL,
+	VAR_POST_TRUCHET_HEX_CROP,
 	VAR_POST_TRUCHET_GLYPH,
 	VAR_POST_TRUCHET_INV,
 	VAR_POST_TRUCHET_KNOT,