Adding a bit more options to the wrapper.

Conflicts:
	dropzone-gwt/src/main/java/com/twocentsforthoughts/dropzone/client/Dropzone.java
	dropzone-gwt/src/main/java/com/twocentsforthoughts/dropzone/client/Options.java
	dropzone-gwt/src/main/java/com/twocentsforthoughts/dropzone/client/interfaces/DropzoneOptions.java
Adding .gitignore