Fix Android API version support level and Namo SDK version in docs
Fix a couple typos in docs sample code
Merge branch 'docs-devel' into gh-pages
Make code sample shorter
Fix sample code to compile
Merge branch 'gh-pages'

* gh-pages:
  Fix sample code to compile
  Make code sample shorter
  Fix a couple typos in docs sample code
  Fix Android API version support level and Namo SDK version in docs