Update CHANGES.md

Release 2.1.7

Release 1.3.4

Release 2.1.6

Release 1.3.3

Release 2.1.5 changes.md update

2.x: RC4 fix maven-POM generation again

2.x: fix bintray repo and name config

2.x: fix bintray repo and name config

2.x: fix "full" mode gradle code