Add LICENSE.txt to repository
Updated pom.xml - now working on the 4.1 release
Updated Maven references in pom.xml
Added NuGet support
Updated to match ANTLR 4.1 release
Sharpen can ignore JFileChooserConfirmOverwrite
Merge branch 'sharpen'
Fix build errors
Simplify and fix bugs in ANTLRInputStream
Allow spaces in the project path (fixes #6)
Updated several documentation comments