Revert "[HTML5 2.0] Presentation Manager"

bigbluebutton-html5/client/stylesheets/bbb-icons.css

bigbluebutton-html5/imports/api/1.1/cursor/server/methods.js

...ml5/imports/api/1.1/presentations/server/eventHandlers.js

...api/1.1/presentations/server/modifiers/addPresentation.js

.../1.1/presentations/server/modifiers/removePresentation.js

...ml5/imports/api/2.0/presentations/server/eventHandlers.js

...i/2.0/presentations/server/handlers/presentationChange.js

...esentations/server/handlers/presentationConversionDone.js

...entations/server/handlers/presentationConversionUpdate.js

...resentations/server/handlers/presentationCurrentChange.js

...ton-html5/imports/api/2.0/presentations/server/methods.js

...pi/2.0/presentations/server/methods/removePresentation.js

...api/2.0/presentations/server/methods/sharePresentation.js

...api/2.0/presentations/server/modifiers/addPresentation.js

...tton-html5/imports/api/2.0/slides/server/eventHandlers.js

.../ui/components/actions-bar/actions-dropdown/component.jsx

...button-html5/imports/ui/components/checkbox/component.jsx

...uebutton-html5/imports/ui/components/checkbox/styles.scss

...n-html5/imports/ui/components/dropdown/list/component.jsx

...tton-html5/imports/ui/components/modal/base/component.jsx