Update travis.yml to work with carthage releases

Author: hamchapman

.travis.yml

@@ -34,16 +34,17 @@ script:
     else
       xcodebuild -workspace PusherSwift.xcworkspace -scheme "$SCHEME" -destination "$DESTINATION" -sdk "$SDK" test -enableCodeCoverage YES | xcpretty -tc;
     fi
+before_script:
+  - carthage bootstrap
 before_deploy:
   - carthage build --no-skip-current --verbose
   - carthage archive PusherSwift
 deploy:
   provider: releases
   api_key:
-    secure: JX093TPx+8Rvgd58s5KkmQQM0/i2cwSiSfRydqFHmN96wny5DHxxF0GOj/4kERHMS7R/gQYXCDtAoEAe0OP0ULD9PLH9D51G6KZQ1LKQPpzOK4ydJc3o9/CvcSrJpWmgSoGquOH0EITXxR4xaP3QrvmFx5mV48XHuZbMRjUlR8I=
-  file:
-    - "PusherSwift.framework.zip"
+    secure: cjodA0I5fTEU60M+W1NNCj18EpL7yt3uxLN1aeexN33HfRoo153oi4jV/FWlPtQ4QC5FhFF+Nbc69V2paOSrI4iht+UB2Hb0jYTuHWv8ecYa33GFksl7zD9BCf8D3RZqIagTzJC7Vf0FqKKlspZMwIMAL02Z5uwsp5h4Zjrq8lo=
+  file: PusherSwift.framework.zip
   skip_cleanup: true
   on:
     repo: pusher-community/pusher-websocket-swift
-    tags: true
+    tags: true