Merge pull request #442 from jalopezcar/release_v3.0.0

Spotify iOS SDK v3.0.0

Spotify iOS SDK v2.1.7

Merge pull request #433 from jalopezcar/release_v2.1.6

Spotify iOS SDK v2.1.6

Merge pull request #432 from jalopezcar/release_v2.1.4

Spotify iOS SDK v2.1.4

Merge pull request #431 from jalopezcar/release_2.1.3

Spotify iOS SDK 2.1.3

Merge pull request #424 from jalopezcar/release_v2.1.1

Spotify iOS SDK v2.1.1

Merge pull request #423 from jalopezcar/release_v2.1.0

Spotify iOS SDK v2.1.0

Merge pull request #422 from jalopezcar/release_v2.0.1

Spotify iOS SDK v2.0.1

Merge pull request #421 from jalopezcar/release_v2.0.0

Spotify iOS SDK v2.0.0

Merge pull request #417 from jalopezcar/release-1.2.5

Spotify iOS SDK v1.2.5