new features

[trvinh]

• check for valid ref spec
• function to print list of available ref spec
• join full reports of all modes
• join phyloprofile for multiple queries
• split cutoff calculation out of fcat
• cutoff file for length
• domain files
• add profile for missing groups
• cutoff and value in full report
• sort and color genes by pass and fail score modes
• sort geneID by their positions in genome