Upgraded to Groovy 2.3.3 and patching annotation @Slf4j
Replaced NIO classes with Groovy NIO module
Fix issue #6 -- exception while resuming a process that declares a 
parametric file output name
Ignore rsync errors, missing files and errors are 
managed by the framework output collecting logic
Fixed tests for groovy-ci join compilation
Fixed issue #1 - process hung when only a parameter 
of type 'each' is defined
Updated version number
Added support for Modules - final version
Added support for alphanumeric version number
Updated build number
Added Module example
Merge branch '2_3_3'
Updated changelog file
Updated version number
Merge branch 'master' of github.com:nextflow-io/nextflow