Organize KPrepublic, K.T.E.C, xiudi boards into directories (#12159)

* reset; redoing my steps; and recommit

* include xd002/.noci

keyboards/xiudi/xd75/keymaps/clanghans/readme.md

@@ -0,0 +1,11 @@
+# xd75 from Chris Langhans
+
+- qwerty layer
+- special function layer with num pad and shortcuts 
+
+* Build/Flash
+  qmk setup
+  qmk compile -kb xd75 -km clanghans
+  qmk flash -kb xd75 -km clanghans
+  
+  Hit 'Raise'+'PgUp' for entering bootloader mode