apply from 'https://raw.githubusercontent.com/naturs/bintray/master/bintrayUpload.gradle'
// necessary
PROJECT_GROUP_ID = 'com.yourname'
PROJECT_VERSION_NAME = '1.0.0'
PROJECT_DESCRIPTION = 'desc'
PROJECT_PACKAGING = 'aar / jar'
PROJECT_SITE_URL = 'github.com'
// unnecessary
PROJECT_ARTIFACT_ID = 'library-xxx' // default is project.name
PROJECT_JAVA_DOC_NAME = 'library-xxx' // default is project.name
PROJECT_GIT_URL = 'xxx.git'
PROJECT_ISSUE_TRACKER = 'xxx/issue'
DEVELOPER_ID = 'developer_id'
DEVELOPER_NAME = 'developer_name'
DEVELOPER_EMAIL = 'developer@xx.com'
// best in local.properties
BINTRAY_USER = 'yourname'
BINTRAY_API_KEY = 'abcdxxxxxx'