Made all the code that was only handling stl also do amf
Merge pull request #82 from mmoening/development

Improved auto-name feature to change on model change
Add support for apk downloads.
Merge branch 'development' of https://github.com/MatterHackers/MatterControl into development
Made it so we write the config file contents to the gcode we are outputting.
Merge branch 'development' of https://github.com/MatterHackers/MatterControl into development
Put in new settings from SeeMeCNC
Made create part sheet work with amf.
Implemented a new 2 column view that shows the 3d View and can access the 'advanced controls'
turn off new mode
Switch to async file dialogs
Merge pull request #83 from jlewin/development

Switch to async file dialogs
fixed the colors to match the last release.
Made the export multi material work for more than 2 extruders.
Made the parts that are outside the extruder count map to extruder 1.
changed the thumbnails to save as png rather than tga (less than 1/10 on average).
Working on cleaning up cache data.
Changed names of preview release options to 'Alpha' and 'Beta'.
Making the thumbnail bath info easier to get.
Don't show touchscreen options for now.
Add ability to reload theme without switching it.
Merge branch 'development' of https://github.com/MatterHackers/MatterControl into development