main changes from 2.5.X

• (incompatible) GET/GET_ALL method of RefreshCache will not trigger auto refresh
• Integrate with spring-data-redis
• Remove lettuce 4 support
• Upgrade jedis to 3.1.0. Jedis 2.9 is not supported.
• Simplify customization of CacheMonitor/MetricsCallback, KeyConvertor, ValueEncoder/Decoder, CacheNameGeneratoradd CacheMessagePublisher
• Rename DefaultCacheMonitorManager to DefaultMetricsManager, rename statCallback to metricsCallback

Fix problem of spel compiler mode.

• Update jedis to 2.10.2 and fastjson to 1.2.62
• Optimise penetration protect
• Fix compatible problem for Kryo 5
• Fix hard code of fastjson KeyConvertor
• Some minor fixes

Add cache refresh mechanism to computeIfAbsent method.

• add CacheMessagePublisher and CacheMessageReceiver interface
• simplify customization of CacheMonitor/MetricsCallback, KeyConvertor, ValueEncoder/Decoder, CacheNameGenerator
• rename DefaultCacheMonitorManager to DefaultMetricsManager, rename statCallback to metricsCallback
• add MockRemoteCache to jetcache-core for unit test
• improve cache initialization in CacheManager
• some minor fix

• add MockRemoteCache to jetcache-core for unit test
• improve cache initialization in CacheManager
• some minor fix

• integrate with spring-data-redis
• remove lettuce 4 support
• update default dependency. spring framework: 4.3.16.RELEASE -> 5.1.6.RELEASE, spring boot: 1.5.12.REALESE -> 2.1.4.RELEASE
• update dependency libs

• add CacheManager to get Cache instance generated by Cached and CreateCache annotation.
• add penetration protect wait timeout.
• lettuce static master/slave support (for AWS ElastiCache Cluster)
• read from slave support for jedis

• add CacheManager to get Cache instance generated by Cached and CreateCache annotation.
• add penetration protect wait timeout.
• lettuce static master/slave support (for AWS ElastiCache Cluster)
• update jedis client to 2.10.2
• read from slave support for jedis