VirusDetect v1.8 release

1. Updated the readme.md file to make it more accurate.
2. Updated the script so the output file names are consistent with those used by the pipeline, e.g., vrl_genbank.info, vrl_idmapping.
3. update virus database to v248 for genbank_vrl_classification

VirusDetect v1.7 release

Fix bugs for processing RNA-seq data
update virus database to v220 for genbank_vrl_classification

VirusDetect v1.6 release

the final release of version 1.6

VirusDetect v1.61

add parameters for normalized depth, removing duplicated reads in de novo assembly steps, and kmer range of de novo assembly.

VirusDetect v1.6 alpha

using less memory than before (<1G)

VirusDetect v1.5

update VirusDetect v1.5 for compatibility with samtools1.x
fix bug for parsing BLASTX result

VirusDetect v1.4

change known and novel to blastn and blastx

VirusDetect v1.3

1. the style of output html pages were formatted using bootstrap v3, and column description was inserted as tooltip. This update will facilitate importing the html pages into virome dastabase.
2. fix the contigs used for novel virus identification.
   The contigs were treated as unused when they meet the cut-off of known but not presented in the known html pages. These unused contigs will be used in novel virus identification of theirs length are longer than --novel_len_cutoff (default: 100).
3. output undetermined contigs
   known contigs: contigs included in known html pages
   novel contigs: contigs included in novel html pages
   undetermined contigs: contigs not in known or novel html pages.
4. fix the bug for missing novel virus if there is no contigs meet the cut-off of known. This bug will leading to undetectable of novel potyvirus in data KLL097.

virus detect v1.2

1. simplest the package for user
2. do not need install and database index
3. fix bug for bwa mapping and aligned contig generate