Use libspotify 12.1.62 in iOS library

Change-Id: I2fa9e0898dd25ce2a991650df989ac1bbb8aeb5a
Link iOS projects to Security.framework for 12.1.62

Change-Id: If508a0c7fa79475f06355a24739285b84bf06ac3
Fix incorrect __block declaration in SPPlaylistTests

Change-Id: I708e7c90b33d2fcaf3ef7b0fe1e648a522a9bd89
Fix incorrect declaration in Empty CocoaLibSpotify Project

Change-Id: Ib964b60dc51aa35abb22cd213f7886ca47ca34d4
Update framework version and documentation

Change-Id: Ifa53e7a09153fa992bda1800013079b88a72d66c
Convert thread helper macros to inline functions

Change-Id: I1685af858d76bf82b0247a071dc9fc028c491900
Tweak SPDispatchAsync to use a less common block name

Change-Id: I28534cff784f33c0c787657e57c3a09c1ff98bd5
Print libspotify version when running unit tests.

Change-Id: I4a3fe3f5e7f1c8a0cf787449aa5b5f0c9361d8ae
Enable armv7s builds for iOS

Change-Id: I703c79d4b94227dba4f4383885193c70bb6c684e
Update CHANGELOG for CocoaLS 2.4.3

Change-Id: Id71434799d5e4b8387dd538dd48b255eb5707be3
Merge branch 'libspotify-12.1.62' for 2.4.3 release.