[Caja] Initial changeset - still need to work on tests a bit.

[ihab . awad]

Reviewers: metaweta,
Description:
Fix the following issues:
http://code.google.com/p/google-caja/issues/detail?id=1034
http://code.google.com/p/google-caja/issues/detail?id=1047
http://code.google.com/p/google-caja/issues/detail?id=1048
http://code.google.com/p/google-caja/issues/detail?id=1051

Please review this at http://codereview.appspot.com/87058

Affected files:
  M     src/com/google/caja/plugin/domita.js
  M     src/com/google/caja/plugin/html-emitter.js
  M     src/com/google/caja/plugin/stages/CompileHtmlStage.java
  M     src/com/google/caja/plugin/templates/SafeHtmlMaker.java
  M     tests/com/google/caja/demos/applet/CajaAppletTest.java
  M     tests/com/google/caja/opensocial/example-rewritten.xml
  M     tests/com/google/caja/plugin/HtmlEmitterTest.java
  M     tests/com/google/caja/plugin/domita_test.html
  M     tests/com/google/caja/plugin/domita_test_untrusted.html
  M     tests/com/google/caja/plugin/jsunit.js
  M     tests/com/google/caja/plugin/templates/TemplateCompilerTest.java
  M      
tests/com/google/caja/plugin/templates/template-compiler-golden1-dynamic.js
  M      
tests/com/google/caja/plugin/templates/template-compiler-golden1-static.js