Start developing private.spell_overwrite_map. Added Tailoring embroderies so far. This is to help deal with the issue that some recipes cause overwrite others (profession specific) so when you know rank 2, it says you don't know rank 1.

diff --git a/Constants.lua b/Constants.lua
index 1afba53..63445c7 100644
--- a/Constants.lua
+++ b/Constants.lua
@@ -551,6 +551,18 @@ private.category_colors = {

 }

+-- Listing of recipes which overwrite other recipes when you learn them.
+-- For example, when you learn Darkglow Embroidery Rank 2 (75175),
+-- you no longer know Darkglow Embroidery Rank 1 (55769)
+
+private.spell_overwrite_map = {
+	-------------------------------------------------------------------------------
+	-- Tailoring
+	-------------------------------------------------------------------------------
+	[75175] = 55769,	[75172] = 55642,	[75178] = 55777,
+
+}
+
 -------------------------------------------------------------------------------
 -- Mined via Data-tools
 -- Table is Public Domain now