fix(compiler): make sourcemaps work in AOT mode

Inlcuded fixes:
- include preamble in generated source map
- always add a mapping for line/col 0 so that the
  generated sourcemap is not sparse
- use a uniue sourceUrl for inline templates even
  in the AOT case

packages/compiler-cli/integrationtest/src/errors.html

@@ -0,0 +1,2 @@
+<div>
+    <span   [title]="createError()"></span></div>