[fixed] #5 infinite loop on open in jQuery < 1.9

tabbable selector
documentation
[fixed] triggers should not be submit targets

unless a button has type="button" it will act
as a submit button when users hit "enter" inside
a focused input element

also added ability to disable a trigger
[added] ModalFormComponent as an export of main
[added] modal events

- willOpen
- didOpen
- willClose
release v0.1.0