update to pgAdmin3 v1.18.1

From the release announcement:

This is a bug fix release which includes the following fixes:

* Allow the dump of pg schemas [Guillaume Lelarge]]
* Prevent a crash on Windows when dropping a column or a constraint on
a table [Dhiraj Chawla]
* Ensure DDLScript will work with Slony 2.2+ which has a new SQL level
API [Neel Patel]
* Fix ordering of object types in the display options and add Event
Triggers which were missing [Dhiraj Chawla].
* Ensure the debugger can cope with functions that have an OUT
parameter as the first. [Ashesh Vashi]
* Fix the quoting of user mapping objects [Dinesh Kumar]
* Ensure that materialised views are available as targets for synonyms
[Neel Patel]
* Fix the query used to find tables in a Slony replication set [Neel Patel]
* Prevent a crash if a user starts an external process such as a
backup, and then immediately hits cancel [Neel Patel].
* Fix a memory leak in the Event Trigger code [Dinesh Kumar].

For more information or to download, please visit the website at
http://www.pgadmin.org/.
Disabled LUA, devel/tolua++ is deeply broken because of LUA 5.1 to 5.2 update.
Also fixed build issues on NetBSD 6.x.
Added patches/patch-src_read__tcp.c which adds sys/time.h and sys/select.h
Updated databases/pgadmin3 to 1.18.1
Bumped to PKGREVISION 14
Updated sysutils/conky to 1.9.0nb14
Update to 1.6.1

Changelog:
* Improve tap networking support for *BSD.
* Bugfixes
Updated emulators/qemu to 1.6.1
Update HOMEPAGE
Remove tolua++: does not work with lua-5.2, upstream not active
nor other patches available, no user in pkgsrc.