Merge branch 'master' of github.com:saga-project/BigJob
added failstop error handling if wrong Python version is used
addressing Jim Weichel's comments

added exception if Pilot-Data cannot connect to remote resource
fix get_details()
link to new BigJob page in README

fix #137
indentation
throughput measurement script updated
Merge branch 'develop-prod'

* develop-prod: (144 commits)
  throughput measurement script updated
  Update 05_bigjob_mandelbrot.py
  working (?!?) MB on stampede...
  despereate attempt to get MB to work on stampede
  make threadpool size on agent side configurable via pilot description
  Make executor threadpool size configurable
  Throughput measurements example
  make local executor plugin obey number_of_processes
  re-did some fix lost in reset
  make launch mechanism detection more reliable to missing configuration files
  improved error message in case of bootstrap failures made AST optional (support older Python versions on agent side)
  added support for aprun on Hector
  fixing build script
  further work on Hector support
  more manifest updates
  updated manifest
  reverted changes
  removed allocation from tutorial examples`
  argh
  fixed manifest
  ...

Conflicts:
	setup.py
optimizing performance of ComputeDataService
adapt BJ so that it can deal with the different way connection exceptions are thrown and handled by saga-python

fix #146
updated bootstrapped version of BJ
Merge branch 'master' into develop-prod

Conflicts:
	bigjob/bigjob_manager.py
	bigjob/job_plugin/ec2ssh.py
	pilot/impl/pilotcompute_manager.py