Add hexchat, which is a continuation of the XChat IRC client.

PR:		ports/174888
Submitted by:	nemysis <nemysis@gmx.ch>
- Update to 1.7.5
It seems xorp is not Free Software. :(

Submitted by:	bcallah@FreeBSD.org
- Update to 2.3.0
Add patch to fix the static spell option [1].
Reword options description.

Submitted by:	maintainer [1]
Approved by:	maintainer via IRC
Obtained from:	hexchat upstream [1]
- Update to 1.8.1
- Update to 5.0.3
- Fix version of multi_json dependency
- Update to 1.5.20
Update to 20130602 which has Ruby 1.9 awareness.
Add upstream patch which fixes crasher on program exit

Reported by:	Alexander Kabaev <kabaev@gmail.com>
Trim Makefile header.
Use standard PGO_DESC from the pool.
- Fix plist

Reported by:	pkg (PKG_DEVELOPER_MODE)
- Convert to PEAR_AUTOINSTALL
- Convert to PEAR_AUTOINSTALL
- Fix plist
- Trim header

Reported by:	pkg (PKG_DEVELOPER_MODE)
- Fix plist

Reported by:	pkg (PKG_DEVELOPER_MODE)
- Fix plist

Reported by:	pkg (PKG_DEVELOPER_MODE)
- Fix plist
- Trim header

Reported by:	pkg (PKG_DEVELOPER_MODE)