Up-to-date man page and easier way to refresh documentation
Python 3 support and better KeyboardInterrupt handling
Added load queue from file functionnality.
Updated README using reSt.
Typo fix for reSt formatting.
Typo fix in README
Fixed pqshell tests case

- varname selector become select not to override pyqueue.selector import.
- sys.argv check is reviewed to be functionnal.
Fixed missing '\n' while using sys.stderr.write.
Python3 support

- function.func_name become function.__name__
Added CHANGES file for change tracking.
Corrected setup.py with new README.rst
Updated SPECS file for pyqueue v0.5.2
Updated CHANGES files
Updated thanks to Nils Ratusznik.
Merging Jocelyn Delalande's pull request to v0.5.2 dev
SphinxDoc configuration is now Python3 compliant
setup.py is now Python3 compliant
Bump to version 0.5.2 with uptodate documentation
Merge branch 'dev_v0.5.2'