adjusted sidebar output to use compile instead of render. Wrote tests to check that too
quick test for packagist
Merge branch 'master' into 235_sidebar_output

* master:
  removed "public" keyword -- methods in question are public by default
  fixes #230
  added link to TidyRepo
  adding test for short codes close #125
  added source to composer.json as recommend by @rarst in #50
  test for autoload file before inclusion from composer ref #50
  changed self to TimberImageLibrary instead of action hook
Updating changleog and version numbers