Minimal working version

Formatting selection is still throwing exceptions
Get formatting selection to work

There are still issues with fsi files and range expansion.
Skeleton for GUI is inplaced

Need to generate C# GUI and bind everything together
Fix formatting selection and recognize F# signature files
Migrate to AbstractAdvancedFormatter and read formatting config
First version with visible formatting options
Set caret positions and save policies
Merge branch 'code_formatting' of https://github.com/dungpa/fsharpbinding into code_formatting
Rationalize debugging output
Update README, partially for #235
Bump version numbers for release of 1.1.0
Merged upstream changes

Also reformatted slightly, refactored to tuple usage.
Added new fantomas function CodeFormatter.formatSelectionOnly