Merge branch 'various_fixes' into 'master'

.gitignore

README.md

scripts/labkey_api.md

snakemake/Snakefile

snakemake/paired_end.snakefile.smk

snakemake/preprocessing.snakefile.smk

snakemake/single_end.snakefile.smk

...art/.snakemake/log/2020-02-04T153123.241756.snakemake.log

...art/.snakemake/log/2020-02-04T153204.024195.snakemake.log

...art/.snakemake/log/2020-02-04T153253.153466.snakemake.log

...art/.snakemake/log/2020-02-04T153305.441930.snakemake.log

...art/.snakemake/log/2020-02-04T153343.033762.snakemake.log

...art/.snakemake/log/2020-02-04T153536.300877.snakemake.log

...art/.snakemake/log/2020-02-04T154438.496145.snakemake.log

tests/test_integration_workflow/expected_output.md5