Migration fixes

- [MAGN-3262](http://adsk-oss.myjetbrains.com/youtrack/issue/MAGN-3262) Selection info is not retained after migration for (Select Face, Select Edge, Select Point On Face)
- [MAGN-3457](http://adsk-oss.myjetbrains.com/youtrack/issue/MAGN-3457) migrate XYZ from List of Numbers
- [MAGN-3460](http://adsk-oss.myjetbrains.com/youtrack/issue/MAGN-3460) If ProjectPointsOnCurve nodes has inputs then file cannot be opened in 0.7
- [MAGN-3487](http://adsk-oss.myjetbrains.com/youtrack/issue/MAGN-3487) Copy/Paste of upgraded String.Split crashes Dynamo