implement refresh functionality
Merge branch 'master' into implement-refresh-button
added in event handler to show refresh-icon in search-bar
implemented refresh button functionality
adjusted logic for searching so that user wont fire searchItem function if nothing is inputted in searchBar
implemented ui hash
refactored code -- use promise in refreshTable function and use ui hash for buttons view
Merge branch 'master' into implement-refresh-button
refactored some names to reflect refactoring of controllers
Merge pull request #17 from glhuang/implement-refresh-button

Implement refresh functionality