update podspec to work with CocoaPods 0.17+
update binary downloads link
update podspec to remove license since have a file, add screenshot
podspec updates for 0.18+
quiet resources build in podspec
fixes #233: only set tile source if valid
re-added license to spec
fixed typo
fix custom marker colors - integer cast was done on a value of range
0..1
added method for database cache file size retrieval
improve user tracking docs
fix crash with nil annotation
update marker URL
doc clarifications
fixes #115: add SSL support
refs https://github.com/CocoaPods/CocoaPods/issues/1186
update to modern use of `instancetype`
proper use of `NSTextAlignmentCenter`
Merge branch 'develop' of https://github.com/mapbox/mapbox-ios-sdk into smartmap-mapbox

Conflicts:
	MapBox.podspec