Attempting unit test for #96.

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Merge branch '1.2' of https://github.com/Eyescale/Equalizer into 1.2
Give up unit test for #96, extend netperf instead

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Fix delay time in netperf (#96)

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[x] Bugfix
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Closes #90: Race condition with simultaneous node connect:

This long-standing race was triggered when two nodes try to connect to
each other at the same time, as it happens with parallel
compositing. Fix by:
* Properly deconnecting all established links when this happens
* Retrying the connection after a random time from each end

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[x] Bugfix
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gcc 4.6 build fixes

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[x] Bugfix
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RelNotes update

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Add current date to log output in init

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Fixed missing instantiations for dataStreamArchive

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Merge branch 'master' into boostserial
Merge branch '1.2'

Conflicts:
	libs/co/localNode.cpp
	libs/co/localNode.h
Fix build after merge

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[x] Bugfix
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Merge branch 'master' of https://github.com/Eyescale/Equalizer
Merge branch 'master' of https://github.com/tribal-tec/Equalizer
Merge branch 'master' of git://github.com/Eyescale/Equalizer
Merge branch 'master' of https://github.com/tribal-tec/Equalizer
Merge cleanups

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Drop redundant _cpp from test executables

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Let unit tests use random port to minimize clash potential, e.g., with
vglclient blocking port 4242

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[x] Bugfix
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Require boost 1.40 minimum for used serialization features, bugfixes for dataStreamArchives

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[x] Bugfix
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