updated and added hide and show buttons for the appToolbar and the dashToolbar.
fixed issue where appToolbar menu did not go over the desktop/grid views
removed unecessary rootScope from dashboardApi
added test for the userSettingsApi.updateUserSettingByKey method
fixing a merge issue that was causing tests to fail
fixed spacing issue
added a bottom padding to the grid view when apptoolbar is shown, which gets removed when app toolbar is hidden
Merge pull request #179 from ozone-development/issue-107

Issue 107