Added test data directory for start_parallel_jobs_sc.py.
adding test output
Added test data directory for principal_coordinates.py
added strip call to remove trailing / characeters - this is for convenience as it allows users to do tab-completion when testing a single script, which usually leaves a trailing slash
Added, test data dir for extract_seqs_by_sample_id
fixed bug with definition of the -q parameter: this should only be optional if qiime_scripts_dir is defined in qiime_config
Added test data directory for add_qiime_labels.py
Added test data directory for start_parallel_jobs_torque.py.
adding test files for count_seqs.py
Merge pull request #7 from gregcaporaso/test_script_modifications

Test script modifications: bug fix and interface improvement
Merge pull request #5 from lkursell/principal_coordinates

Added test data directory for principal_coordinates.py
Added test data directory for plot_taxa_summary.py
Added test data directory for tree_compare.py.
Added output dir/seqs file for add_qiime_labels.py
Merge pull request #9 from antgonza/count_seqs

adding test files for count_seqs.py
Added test data directory for merge_mapping_files.py
Merge pull request #10 from walterst/add_qiime_labels

Added test data directory for add_qiime_labels.py
Merge pull request #15 from lkursell/merge_mapping_files

Added test data directory for merge_mapping_files.py
Merge pull request #14 from wdwvt1/tree_compare

Added test data directory for tree_compare.py.
Added, test data for filter_dsitance_matrix