Common: add Sonatype credentials to .travis.yml (closes #3217)
Common: add Sonatype credentials to .travis.yml (closes #3217)

haensel-ams/snowplow,haensel-ams/snowplow,haensel-ams/snowplow,haensel-ams/snowplow,haensel-ams/snowplow,haensel-ams/snowplow