CFY-1294 add version check when updating runtime properties and make local task thread pool size configurable
CFY-1294 expose pool size in cloudify.workflows main module
CFY-1294 do not pass state when updating runtime properties in ctx endpoint
Merge pull request #46 from cloudify-cosmo/CFY-1294-version-check

Cfy 1294 version check
Merge branch 'master' into CFY-1274-adjust-plugins-common-to-work-with-py26