Thinking about how to edit the slice settings in place.
Merge remote-tracking branch 'MatterHackers_MatterControl/development' into development
Deleted some dead code
Change some bools to enums
Made it open in edit mode
Cleaned up the code for storing bool user settings.
Made the main 3d view remember what tab it is on while switching models.
Make 'save' show an group and ungroup.
Fixed a bug with selecting a material with no selection.
Merge pull request #127 from larsbrubaker/development

Development
Made it so we only heat up the extruders that will be printing.
Including checking for support and raft extruders.
Merge branch 'development' of https://github.com/MatterHackers/MatterControl into development
Merge pull request #129 from larsbrubaker/development

Development
Handle the raft and support extruder set to index 0 (undefined).
Merge pull request #130 from larsbrubaker/development

Handle the raft and support extruder set to index 0 (undefined).
Merge pull request #128 from gregory-diaz/development

Development
Check selection on delete
Fixed a problem with the sync to print.
Refactoring for clarity.
Made the terminal window remember it's settings when opened
Made it remember its position when opened
Made it automatically open on start if it was left open on close.
Fixed a problem with min size
Made sure all closing sets the size
Increased the delay