Upgrade rosdep to work with mavericks
Merge pull request #64 from braincorp/dont_screw_everyone

Upgrade rosdep to work with mavericks
Oops
Merge pull request #65 from braincorp/dont_screw_everyone

Oops
hide download process and env creation log if not in verbose mode
hide even more log, remove unused statements
hide log for git_accessor
dor print fix
cache apt packages
quite pygame and test_robustus
fix stdout specification in run_shell
review comment fixes, run_shell made to resemble subprocess.call
comment is_self_test
Merge pull request #66 from braincorp/log_refactoring

hide download process and env creation log if not in verbose mode
run_shell fix and test for it
Merge pull request #67 from braincorp/run_shell_fix

run_shell fix and test for it
2014MAY30.1149hrs merge with origin master