Fix 10289: correctly generate tsconfig.json with --lib (#10355)

* Separate generate tsconfig into its own function and implement init with --lib

# Conflicts:
#	src/compiler/tsc.ts

* Add tests and baselines; Update function name

Add unittests and baselines
Add unittests and baselines for generating tsconfig

Move unittest into harness folder

Update harness tsconfig.json

USe correct function name

* Use new MapLike interstead. Update unittest

# Conflicts:
#	src/compiler/commandLineParser.ts

* Update JakeFile

* Add tests for incorrect cases

* Address PR : remove explicity write node_modules

src/compiler/program.ts

@@ -828,14 +828,6 @@ namespace ts {
             : { resolvedModule: undefined, failedLookupLocations };
     }
 
-    /* @internal */
-    export const defaultInitCompilerOptions: CompilerOptions = {
-        module: ModuleKind.CommonJS,
-        target: ScriptTarget.ES5,
-        noImplicitAny: false,
-        sourceMap: false,
-    };
-
     interface OutputFingerprint {
         hash: string;
         byteOrderMark: boolean;