make Fragment non-static standalone class
empty constructor
contentView is not passed through contructor anymore. It is instead set via method.
Fixes #22
bind drawerToggle to rightView
Fixes #27
ignore indicatorEnabled if it isn't set up
add support for custom drawer icon
Fixes #25
Merge branch 'fix-27' of https://github.com/manumaticx/Ti.DrawerLayout

Conflicts:
	manifest
Merge branch 'fix-25'
add 1.1.3 dist