add missing third.icns and plist for OSX
Merge pull request #285 from caktux/develop

add missing third.icns and plist for OSX
JS API improvments.
Merge branch 'develop' of github.com:ethereum/cpp-ethereum into develop
Fix for padding in new SHA3.
Minor fix for JS API.
Merge branch 'up-develop' into develop

Conflicts:
	libqethereum/QEthereum.cpp
	libqethereum/QEthereum.h
thread-safety regression
merge fix
merge fix