Updated defaul interface for compiler

include/CMakeLists.txt

include/dusk/AST/ASTContext.h

include/dusk/AST/ASTVisitor.h

include/dusk/AST/CMakeLists.txt

include/dusk/AST/Pattern.h

include/dusk/Basic/LLVM.h

include/dusk/Frontend/CMakeLists.txt

include/dusk/Frontend/CompilerInstance.h

include/dusk/Frontend/CompilerInvocation.h

include/dusk/Frontend/SourceFile.h

include/dusk/Parse/Parser.h

lib/AST/ASTContext.cpp

lib/AST/ASTPrinter.cpp

lib/AST/CMakeLists.txt

lib/Frontend/CMakeLists.txt

lib/Frontend/Compiler.cpp

lib/Frontend/CompilerInstance.cpp

lib/Frontend/CompilerInvocation.cpp

lib/Frontend/Formatter.cpp

lib/Frontend/InputFile.cpp