Create "click" event using an event constructor

The way the click event was being created is deprecated. An event constructor should be used instead:
https://developer.mozilla.org/en-US/docs/Web/Guide/DOM/Events/Creating_and_triggering_events

In addition using the event constructor fixes a scrolling bug where clicking the "OK" button in the
modal caused a scroll to the top of the page.
Remove superfluous conditional clauses
Swap out new lines for br's in message

This better emulates the default functionality, popover confirms render new lines.
Merge pull request #16 from stevelacey/patch-1

Swap out new lines for br's in message
Merge pull request #14 from digitalfrost/scroll-bug

Create "click" event using an event constructor
Updated readme for merged pull requests
Updated readme with references to bootstrap 3 branch
Merged pull requests in bootstrap 3 branch