Merge pull request #4 from adamayres/master

refactor(mentio): move code, refactored, demo styled and minor functionality changes
Merge pull request #5 from adamayres/master

chore(mentio): remove promise from search response
documentation and parameterize highlight

Progress on documentation page
Removed some extra $apply's on click
Made class for highlight parameterized instead of forcing <strong>
Doc updates

Renamed atVar to mentionText
Updated doc discusses provided scope properties
Update README.md
Style and documentation fixes
Spurious file
restructure of ment.io

- changed to attribute directive "mentio"
- attach separate menu elements using rootscope broadcast
- simplified event handling, and made exclusive
- refactored naming and structure
doc update
Changed ref in doc
Attrs are shared
fix(demo): fix tab highlighting
chore(jshint): cleanup jshint warnings
feat(simple): add default template for menu