update getting_started
small fix
small fix
Merge pull request #54 from davetoxa/getting_started

Update getting_started
update ar
added history log
Merge pull request #55 from davetoxa/ar_basic

Update Ar basic
Update getting_started.md

bug fix
Update getting_started.md
Typo fix
Merge pull request #56 from davetoxa/patch-1

Update getting_started.md
update form_helpers
Merge pull request #57 from davetoxa/form_helpers

update form_helpers