Moving benchmarks to properly named dir

--HG--
rename : tests/Makefile => benchmarks/Makefile
rename : tests/experiment.py => benchmarks/experiment.py
rename : tests/histogram/Makefile => benchmarks/histogram/Makefile
rename : tests/histogram/histogram-pthread.c => benchmarks/histogram/histogram-pthread.c
rename : tests/histogram/stddefines.h => benchmarks/histogram/stddefines.h
rename : tests/kmeans/Makefile => benchmarks/kmeans/Makefile
rename : tests/kmeans/kmeans-pthread.c => benchmarks/kmeans/kmeans-pthread.c
rename : tests/kmeans/stddefines.h => benchmarks/kmeans/stddefines.h
rename : tests/linear_regression/Makefile => benchmarks/linear_regression/Makefile
rename : tests/linear_regression/linear_regression-pthread.c => benchmarks/linear_regression/linear_regression-pthread.c
rename : tests/linear_regression/stddefines.h => benchmarks/linear_regression/stddefines.h
rename : tests/matrix_multiply/Makefile => benchmarks/matrix_multiply/Makefile
rename : tests/matrix_multiply/map_reduce.h => benchmarks/matrix_multiply/map_reduce.h
rename : tests/matrix_multiply/matrix_multiply-pthread.c => benchmarks/matrix_multiply/matrix_multiply-pthread.c
rename : tests/matrix_multiply/stddefines.h => benchmarks/matrix_multiply/stddefines.h
rename : tests/pbzip2/AUTHORS => benchmarks/pbzip2/AUTHORS
rename : tests/pbzip2/BZ2StreamScanner.cpp => benchmarks/pbzip2/BZ2StreamScanner.cpp
rename : tests/pbzip2/BZ2StreamScanner.h => benchmarks/pbzip2/BZ2StreamScanner.h
rename : tests/pbzip2/COPYING => benchmarks/pbzip2/COPYING
rename : tests/pbzip2/ErrorContext.cpp => benchmarks/pbzip2/ErrorContext.cpp
rename : tests/pbzip2/ErrorContext.h => benchmarks/pbzip2/ErrorContext.h
rename : tests/pbzip2/Makefile => benchmarks/pbzip2/Makefile
rename : tests/pbzip2/README => benchmarks/pbzip2/README
rename : tests/pbzip2/pbzip2.cpp => benchmarks/pbzip2/pbzip2.cpp
rename : tests/pbzip2/pbzip2.h => benchmarks/pbzip2/pbzip2.h
rename : tests/pca/Makefile => benchmarks/pca/Makefile
rename : tests/pca/pca-pthread.c => benchmarks/pca/pca-pthread.c
rename : tests/pca/stddefines.h => benchmarks/pca/stddefines.h
rename : tests/producer_consumer/Makefile => benchmarks/producer_consumer/Makefile
rename : tests/producer_consumer/producer_consumer.cpp => benchmarks/producer_consumer/producer_consumer.cpp
rename : tests/string_match/Makefile => benchmarks/string_match/Makefile
rename : tests/string_match/map_reduce.h => benchmarks/string_match/map_reduce.h
rename : tests/string_match/stddefines.h => benchmarks/string_match/stddefines.h
rename : tests/string_match/string_match-pthread.c => benchmarks/string_match/string_match-pthread.c
rename : tests/unbalanced/Makefile => benchmarks/unbalanced/Makefile
rename : tests/unbalanced/unbalanced.cpp => benchmarks/unbalanced/unbalanced.cpp
rename : tests/word_count/Makefile => benchmarks/word_count/Makefile
rename : tests/word_count/sort-pthread.c => benchmarks/word_count/sort-pthread.c
rename : tests/word_count/sort-pthread.h => benchmarks/word_count/sort-pthread.h
rename : tests/word_count/stddefines.h => benchmarks/word_count/stddefines.h
rename : tests/word_count/word_count-pthread.c => benchmarks/word_count/word_count-pthread.c
rename : tests/work_queue/Makefile => benchmarks/work_queue/Makefile
rename : tests/work_queue/work_queue.cpp => benchmarks/work_queue/work_queue.cpp
benchmark makefile updates
Simple loopy test, plus gitignore cleanup