support eureka configuration with multiple envs

Update jenkins build

Update start script by leverage spring boot launch

Use database as MQ, change separator to +

update assembly

Update jenkins deploy script

Fix properties getDefault

Support build parameters by env

add public config support

fix

portal 优化

add miss envs

Bugfix service locator & change default namespace name to application

fix

Service refactor

Client refactor, Config service integration test.

1. Refactor apollo client code according to  @qmwu2000's comments
2. Add config service integration tests
3. Add some cat events for config service
4. Fix several bugs

bugfix