Fix issue #8 - Implicit intents with startService are not safe - Thank
you @MarsVard
Merge branch 'master' of github.com:MarsVard/android-upload-service
Merge branch 'master' of github.com:MarsVard/android-upload-service
Merge branch 'master' of github.com:MarsVard/android-upload-service
Merge branch 'master' of github.com:MarsVard/android-upload-service