MFH: r430490 (www/codeigniter only) r430681
www/codeigniter: update 3.0.6 -> 3.1.2
- Never set WRKSRC when using USE_GITHUB.
Security: https://vuxml.FreeBSD.org/freebsd/5e439ee7-d3bd-11e6-ae1b-002590263bf5.html
Security: https://vuxml.FreeBSD.org/freebsd/496160d3-d3be-11e6-ae1b-002590263bf5.html
Approved by: ports-secteam (with hat)