sending list of workers instead of single one from kasaya to client
Improved task error handling, now it catches all possible errors during task processing. Marks all tasks per selected service as delayed when given service is down. Improved worker finder witch cache in client lib.
fix with cache flushing
KAS-4 KAS-2
Context object and interface to check async task status and result.
Work in progress, dont use this commit!
test for context passing (test is not called for ControlProxy)
Context is now context manager, ExecContext is not.
more modular task execution model
enclosing task execution in greenlet with context
moved task execution to special mixin class
problem with context serialization
Context passing works with worker to worker requests
version 0.0.7
cleaned timeout
Merge pull request #1 in KAS/kasaya from bugfix/KAS-15-timeout-handling to dev

* commit '725a92ec364a17b26ec53dd7c53c0bee7b9c7b31':
  cleaned timeout
context processing and prevent infinite loop requests
Better exception handling with request paths
Merge pull request #2 in KAS/kasaya from KAS-16-prevent-inifite-request-loops to dev

* commit 'b4e6477f8b9392c78ea1505d8a5282757333724d':
  Better exception handling with request paths
moved exception and response serialization to messages
moved exception messages to messages module
fixed tests and added global test execution script
Merge pull request #3 in KAS/kasaya from KAS-17-refactorisation to dev

* commit '3637862232235a11b884b3dca005cd76b2ff2f7f':
  moved exception messages to messages module fixed tests and added global test execution script
  moved exception and response serialization to messages
syncclient -> kasayad_client