FMS: when no remote path is provided, show local account $HOME

previous behaviour showed an exception which is not user-friendly
instead, if no remote path is provided, we list $HOME content
fixes #120
FMS: vishnu_ls code formatting

don't import in global namespace, the std:: namespace
reformat code according SysFera coding standards
Removed any references to WSDL
re-generate api doc
updated STB: removed references to web services
Fixed compilation

Added a missing dependency
fixed ticket #24: SeD crashes when the url of supervisord is omitted
Updated doc concerning uriSupervisor

updated examples, test files and admin manual
removed setJobId in LL and PBS submitJob method
Remove cout
Fix specific postgre request problem in factory
Add a check, if no machine for instance crash with an SQL error otherwize on an empty string
bugfix: prevent vishnu sessions pid files corruption

add a file lock to disable concurrent accesses to ~/.vishun/sessions/<pid> file
fixes #135