Merge pull request #3377 from wjlroe/serf-0.6.3

Update Serf to 0.6.3
Merge pull request #3376 from nilcons/bloomfilter

Fix bloomfilter package on 32 bits
Merge pull request #3374 from FlashKorten/vimpc

vimpc: initial install script
Merge pull request #3355 from ttuegel/gnuplot

Update gnuplot and add optional Qt dependency
Merge pull request #3315 from fignuts/master

Add SpiderOak secure backup service.
Merge pull request #3292 from offlinehacker/elasticsearch_plugins

elasticsearch: add support for plugins
Merge pull request #3364 from joelteon/mysql-ps

On Darwin, add /bin/ps to path during MySQL build
Merge pull request #3003 from offlinehacker/nixpkg/nodejs/buildNodePackage/shellHook

buildNodePackage: add shell hook for development
Merge pull request #3378 from MP2E/hlint_1_9_2

update hlint to 1.9.2
Merge pull request #3262 from bjornfor/znc-module-types

nixos/znc-service: don't use types.string (it's deprecated)
Merge pull request #3371 from qknight/qt53

qt-5.3: added attrPath="qt53Full" and "attrPath="qt53"; qt-5.2 still default
RabbitMQ server: bump to 3.3.4
RabbitMQ Java client library: package
RabbitMQ service: add properties essential for clusters
Merge pull request #3369 from matejc/fixcpufreqmodule

fix e18 cpufreq module: set setuid to freqset
new package: zed 0.12.0 (installer)
Merge pull request #3381 from matejc/newzed

new package: zed 0.12.0 (installer)
qjackctl: version bump 0.3.10 -> 0.3.11
bbdb3: New package.
Add epoxy: A library for handling OpenGL function pointer management