removed duplicate $tabs-text-font-size
Merge pull request #2552 from taivo/master

chore(scss): removed duplicate $tabs-text-font-size
docs(ionView): update event/caching info
Merge branch 'master' of https://github.com/driftyco/ionic
feat(delegateService): create filterFn to find active
fix(headerBar): pass attrs from ionNavBar

Closes #2563
enhance(slideBox): fix selectedIndex bugs
amend(slidebox): always reselect on dragend
amend(slidebox): add null-check for slide.scope

Addresses #2530
chore(slideBox): remove extra deprecated slidesCount
fix(scroll): find delegate by historyId

Closes #2572
Update to use latest Ionic
Update ionic
Update ionic