xx 2017.37 released. Fixes crash in text effect

[sean]

A bug was found with the text effect, this would
 impact most users. This release fixes that bug. Thanks Dan!

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Issue Tracker is found here: www.github.com/smeighan/xLights/issues


XLIGHTS/NUTCRACKER RELEASE NOTES
---------------------------------
2017.37  Nov 14, 2017
   -- enh (dkulp) If dimming curve would map to identity, remove it to avoid the extra processing it entails
   -- enh (keith) Add ESCAPE key abort generate custom model scanning.
   -- enh (keith) Prevent corruption of face info in rgbeffects
   -- enh (keith) Add artnet to fpp connect upload
   -- enh (dkulp) Fix Text effect crash on Windows only if mulitple colors are selected.  Fixes #982
   -- enh (dkulp) If updating the palette of settings of a LOT of effects, aggregate the render events. 
                  Speeds it up a lot.