v2.4.0-beta

• microgateway
  • #99 - [UNMERGED] - Needs doc update
  • #101 - [UNMERGED]
  • #102 - [UNMERGED]
• microgateway-core
  • apigee/microgateway-core#61 - [MERGED] - May needs docs update.
  • apigee/microgateway-core#60 - [MERGED] - Bugfix
  • apigee/microgateway-core#57 - [MERGED] - BugFix
  • apigee/microgateway-core#55 - [MERGED] - BugFix
  • apigee/microgateway-core#53 - [MERGED] - Will need small docs update
• microgateway-config
  • apigee/microgateway-config#15 - [MERGED] - Will need small docs update
• microgateway-plugins
  • apigee/microgateway-plugins#21 - [MERGED]