add cmdtest to testing framework
test map-reduce with shell pipeline
Rename 'makereduce' to 'quacreduce'.
Improve discussion of filesystems.
Clarify compatibility with Hadoop Streaming.
draft command line API for quacreduce
test that argument parsing works right
test failure on job dir existing already
simple and slow hashsplit script
try (unsuccessfully) to get some more speed from hashsplit
quacreduce working on shell pipelines
C implementation of hashsplit; much faster!
makefile and a few doc notes re. hashsplit
merge C implementation of hashsplit (closes #35)
publicizing this file on SuperUser, so copyright is a priority
Merge branch 'master' into makereduce
pass data from mapper to reducer
Word-count example in Python.
Merge branch 'makereduce'