fix a bug

• fix misaligned position when selecting menu and scrolling manually at once

minor improvement

• PagingFocusView.selectedIndex is set immediately before reloadData in PagingMenuViewController

refactoring PagingContentViewController.reloadData()

• enable to hook the completion with handler
• reload the contents before layout parent scrollView

fixed an issue about dynamic layout

• PagingMenuViewController fits the layout even if the parent view changes the layout dynamically (check DynamicSizeViewController in iOS Sample)

first major version release

• easy to costruct Paging UI many media Apps have
• customizable layout and design
• UIKit like API
• Supporting Xcode9

beta version

0.20.0

add api doc for PagingContentViewController

alpha version 18

0.19.0

add vc

alpha version 18

fix

alpha version 17

fix probrem

alpha version 16

0.16.0

fix