changed license to CC-BY-SA-4.0, wrote some readme contents

footprints/Visaton.pretty/SP-Spule-0.47mH1.0-0.68mH1.0-0.82mH1.0-3.3mH0.6.kicad_mod

@@ -1,6 +1,6 @@
 (footprint "SP-Spule-0.47mH1.0-0.68mH1.0-0.82mH1.0-3.3mH0.6" (version 20211014) (generator pcbnew)
   (layer "F.Cu")
-  (tedit 61D72949)
+  (tedit 61D8A0E6)
   (attr through_hole)
   (fp_text reference "REF**" (at 0 -0.5 unlocked) (layer "F.SilkS")
     (effects (font (size 1 1) (thickness 0.15)))
@@ -17,4 +17,9 @@
   (fp_circle (center 0 0) (end 24 0) (layer "F.SilkS") (width 0.12) (fill none) (tstamp d1e5ef30-0c74-4f13-89aa-ab10a4b051eb))
   (pad "1" thru_hole circle (at -7.5 0) (size 2 2) (drill 1) (layers *.Cu *.Mask) (tstamp 6db64f46-9e2d-4604-b932-a6f7a66a0d14))
   (pad "2" thru_hole circle (at 17.5 0) (size 2 2) (drill 1) (layers *.Cu *.Mask) (tstamp 77576d54-df18-461f-833a-af44e90f9ec8))
+  (model "${LOCALLIB}/VisatonElectronics/3dmodels/Visaton.3dshapes/SP-Spule-0.47mH1.0-0.68mH1.0-0.82mH1.0-3.3mH0.6.stp"
+    (offset (xyz 0 0 0.5))
+    (scale (xyz 1 1 1))
+    (rotate (xyz 90 -180 -90))
+  )
 )