Added module-level doc comments to generator and generator/native

generator/doc.go

@@ -0,0 +1,4 @@
+// Package generator implements the code generation stage of the FSPL compiler.
+// It converts a well formed semantic tree into LLVM IR code, and outputs it to
+// an io.Writer.
+package generator

generator/native/native.go

@@ -1,3 +1,5 @@
+// Package native provides a generator target describing the current system.
+// This is accomplished using several conditionally compiled source files.
 package native
 
 import "git.tebibyte.media/sashakoshka/fspl/generator"