Radical.utils

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- Preserve case for "hostnames" in GO URIs.
- Allow in host part of Globus Online URIs.
- preserve trailing slashes on URL paths
- move sources into src/
- fix version strings. again.
- fix id counters to start from 0
- fix comment parsing fix in second json read

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- fixed botched merge from devel

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- fixed lease manager debug output

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- fix to json comment parsing
- att flexible pylint util
- support append / overwrite mode for log targets
- add daemonize class
- fix leaking logs
- reduce lease manager logging noise
- log python version on startup
- add reporter class for nice demo output etc
- add namespace for object_cache, backward compatible
- fix bson/json/timestamp mangling
- json support for json writing

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- implemented lease manager (manage finite set of resources with
finite lifetime over multiple threads)
- implemented DebugHelper class (prints stack traces for all threads
on SIGUSR1
- implement decorator for class method timings
- cache configuration settings on logger creation, which
significantly speeds up logging over different log objects
- remove deepcopy from configuration management (improves
performance)
- add wildcard expanstion on dict_merge
- make pymongo and nose dependencies optional

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- lease manager which handles resource leases (like, leases ssh connections
to saga adaptors)
- fixes on deepcopy, logging and config handling