The COGs are in motion

Changes

• Updated sprot databases and added COG terms where availabe (WORK IN PROGRESS)
• TSV file now has COG and len_bp columns

Bug fixes

• Fixed faulty TSV file output
• Fixed some wrong exit codes
• prokka --help now goes to stdout, and erroneous help to stderr
• Fixed prokka --docs
• Updated bundled binaries for Linux and macOS including tbl2asn

Docs

• Streamlined documentation, fixed typos
• Clearer install instructions

Infrastructure

• TRAVIS support
• Added test file test/plasmid.dna

Planned for 1.14

• Full COG support
• GO term support
• Revamped primary database engine