Merge pull request #226 from twss/tabbar-icon-style

Set height of tab icons in a 'tab-link' to 30px (rather than default 20px).
Reload methods
Disable fast clicks on input:file

Fixes #224
Status bar and os version fixes for iOS 8
Fast clicks distance threshold
A bit less strict selector
preloadPreviousPage parameter for View
Keep only one page in View

If preloadPreviousPage and swipeBackPage are disabled
Unique history
Switch apps to dist
More clicks attributes
new .once method
Remove not required styles
.error and timeout support for jsonp requests
Added additional pixel to iPad tab bar padding.