* Ensure ListenerManager listeners are synchronized
Prevents ConcurrentModificationException
* Upgrade Gson library to 2.8.2
* Bump version to 4.15.0
* Bump version to 4.15.0
* Add new checkstyle.xml file
* Update tests for 4.15.0
* Downgrade checkstyle for Java 7
* Add Javadoc for 4.15.0
* Fix a bug where TelemetryManager prevented PubNub from destroying
* Fix Codacy complaints (#95)
* Delete test (#97)
* Bugfix for yaml (#98)
* Fix yaml
* Update javadoc
* fix up maximum conenctions
* docs changes
* bump version
* changelog w/ dates
* Add heartbeat feature with no subscription
* 4.17.0
* docs for presence operation
* Add heartbeat feature with no subscription (#103)
* Add heartbeat feature with no subscription
* Fix Travis complaints
* Remove wildcard imports
* Update OkHttp dependency (#105)
* Fix codacy complaints (#106)
* Fix more tests for Codacy (#107)
* Fix codacy complaints
* Fix codacy complaints 2
* Update OkHttp version (#110)
* 4.18.0
* Update pubnub-yml (#113)
* Update latest release date (#118)
* Fix an issue where end of channel history was interpreted as an error (#120)
* Update latest release date
* Fix an issue where end of channel history was interpreted as an error
* Qsoftdevelopment fixversion1.19.0 (#122)
* Fix an issue where end of channel history was interpreted as an error (#121)
* Ensure ListenerManager listeners are synchronized
Prevents ConcurrentModificationException
* Upgrade Gson library to 2.8.2
* Bump version to 4.15.0
* Bump version to 4.15.0
* Add new checkstyle.xml file
* Update tests for 4.15.0
* Downgrade checkstyle for Java 7
* Add Javadoc for 4.15.0
* Fix a bug where TelemetryManager prevented PubNub from destroying
* Fix Codacy complaints (#95)
* Delete test (#97)
* Bugfix for yaml (#98)
* Fix yaml
* Update javadoc
* fix up maximum conenctions
* docs changes
* bump version
* changelog w/ dates
* Add heartbeat feature with no subscription
* 4.17.0
* docs for presence operation
* Add heartbeat feature with no subscription (#103)
* Add heartbeat feature with no subscription
* Fix Travis complaints
* Remove wildcard imports
* Update OkHttp dependency (#105)
* Fix codacy complaints (#106)
* Fix more tests for Codacy (#107)
* Fix codacy complaints
* Fix codacy complaints 2
* Update OkHttp version (#110)
* 4.18.0
* Update pubnub-yml (#113)
* Update latest release date (#118)
* Fix an issue where end of channel history was interpreted as an error (#120)
* Update latest release date
* Fix an issue where end of channel history was interpreted as an error
* Update .pubnub.yml
* Fix a bug where the global-here-now response was interpreted incorrectly (#124)
* Update latest release date
* Fix a bug where the global-here-now response was incorrectly interpreted
* Update .travis.yml
Remove obsolete plugin to make Travis tests successful
* Release 4.20.0 (#126)
* Update latest release date
* Bump version to 4.20.0
* Update for the new release (#128)
* Update latest release date
* Fix version code