Turtlestitch history
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180902
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* fix translation error when loading project: add (empty) translations files to stitchcode (issued #35)
* fix chinese translation file (from snap!), wrong character
* make stage handle more visible (issue #34)
* write/read creator, originCreator, originName and remixhistory into projects (issue
* fix dont' draw issue with "set x", "set y", "change x by", "change y by" (issue #39)

180917
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* change CSV reading algorithm (works with google sheets)