refactoring DSL
Merge branch 'stable' of https://github.com/viacoban/crackle
updated readme
moved ptypes declaration to do-fn declaration
fixed parallel-do! signature
fixed keys! values! signature
allow for conditional pipeline building
fixed bugs in parallel-do
fixed arrity to 2 on internal functions
using hadoop 1.x for testing
do not cache SNAPSHOT deps
add file to distcache instead of url
added sort by key for ptables
fixed combine-values fn
version bump to 0.5.0
Merge pull request #7 from viacoban/master

crackle 0.5.0 to stable