Merge pull request uavorg#284 from BeliefYou8/UAVStackXingshengliLLL

The problem with the semicolon in iplink has led to the application of the portrait.

Merge pull request uavorg#281 from zxy0728/master

modify README.md

Merge pull request uavorg#262 from wanglinlin8/master

logagent optimization

Merge pull request uavorg#254 from xxxllluuu/master

define uavagent default JAppGroup UAV

Merge pull request uavorg#252 from noob-noob/yangminglang

base/link-relative notify support time_limit&&support metric's time aggregate value notify

Merge pull request uavorg#239 from noob-noob/yangminglang

optimize DataLoggerManager and PLogger

Merge pull request uavorg#231 from noob-noob/yangminglang

add leave out code

Merge pull request uavorg#217 from fyb007/yongbiaofeng

Increase gradient alarm convergence

Merge pull request uavorg#199 from ieven/master

method invoke chain support for springboot

Merge pull request uavorg#196 from ieven/master

support rocketmq invoke chain