DBB Community v1.0.5

Updates added by the DBB development team to showcase new (DBB v1.0.5) and existing DBB APIs. New samples include:

Migration/jcl | This sample provides scripts to migrate JCL from a Z/OS dataset to a local Groovy script.
Build/zAppBuild | zAppBuild is a generic build solution for building z/OS applications using Apache Groovy build scripts and IBM Dependency Based Build (DBB) APIs.
IDE/GitISPFClient | An ISPF interface that interacts with a Git repository to allow cloning, staging, checking in, pushing and pulling as well as other git commands.