refactor(Mac): Removed jQuery dependencies

Closes #7
refactor(macSpinner): Updated to work without jQuery
fix(macAutocomplete): Fixed ng-class getting set to null string when no class is provided
refactor(macTagAutocomplete): Removed ng-click on reduce digest cycle
test(macAffix): Removed jQuery dependency

Related to #7
test(macAutocomplete): Removed jQuery dependency

Related to #7
test(macMenu): Removed jQuery dependency

Related to #7
test(macModal): Removed jQuery dependency

Related to #7
test(macPauseTyping): Removed jQuery dependency

Related to #7
test(macPopover): Removed jQuery dependency

Related to #7
test(macScrollSpy): Removed jQuery dependency

Related to #7
test(macSpinner): Removed jQuery dependency

Related to #7
test(macTagAutocomplete): Removed jQuery dependency

Related to #7
test(macTime): Removed jQuery dependency

Related to #7
test(macTooltip): Removed jQuery dependency

Related to #7
test(macAutocomplete): Fix tests not working on Firefox
test(macMenu): Fixed test not working on FF
test(macModal): Fixed tests not working on FF
test(macTooltip): Fixed tests not working on FF
chore(grunt): Cleaned up concat task