Available storage optimization for running HUMAnN at small lab

[alienzj]

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Description

1. Avoid re-storing uncompressed fastq
2. Remove temp file early
3. Support multi-thread for bowtie2-build
4. Create a temporary directory in the more common way
5. Optimize if condition judgment
   a. more robust parsing metaphlan profile
   b. more robust parsing fastq format

Related Issue

Screenshots (if appropriate):

[alienzj]

@ljmciver Sorry in here ping you.
Could you please quick review the code ? I have tested it when the input file format is fastq.gz. Hopely you can merge this PR or guide me to refine it. Thanks !