Updated the liberty-maven-plugin version to 2.6-SNAPSHOT and spring-boot-starter-parent to 1.5.14.RELEASE
Updated the liberty-maven-plugin version to 2.6-SNAPSHOT and spring-boot-starter-parent to 1.5.14.RELEASE

WASdev/ci.maven,patricktiu/ci.maven,WASdev/ci.maven,patricktiu/ci.maven