Initial work on popover directive.
Merge branch 'master' of https://github.com/OnsenUI/OnsenUI into feature-popover-2
Implemeneted popover directive.
ons-popover component implemented.
Merge branch 'master' of https://github.com/OnsenUI/OnsenUI into feature-popover-3

Conflicts:
	framework/css/common.css
	framework/js/onsen.js
Added popover demo to index
Updated changelog.
Popover will automatically move inside the window. Updated demo to
reflect this behaviour.
Merge branch 'master' of https://github.com/OnsenUI/OnsenUI into feature-popover-3
Update CHANGELOG.md

Small changelog change.
Added ability to use a "style" attribute with the "ons-popover"
compontent.
Merge branch 'feature-popover-3' of https://github.com/argelius/OnsenUI into feature-popover-3
Added Japanese translations.
Changed margin variable to 6 for popover.
Unbind event handlers to prevent memory leak.
Fixed style
Transclude popover content manually to be able to use ngController
directive.
Use querySelector() since jqLite doesn't support selectors.
Merge branch 'master' of https://github.com/OnsenUI/OnsenUI into feature-popover-4

Conflicts:
	framework/directives/templates.js
Merge pull request #287 from argelius/feature-popover-3

Popover component