bugfix: enable to change dir in print_version_command
refactoring
Merge pull request #182 from crest-cassia/bugfix_management_of_analyzer_version

bugfix: enable to change dir in print_version_command
implement Simualtor#simulator_versions
show list of simulator versions
Simulator#simulator_versions contains 'count'
make table richer
count runs for each status
changed the query for the run so that it contains sim_version:nil
changed query for runs
print # of runs for each status
Merge pull request #187 from crest-cassia/list_simulator_versions

List simulator versions
delete module form oacis
oacis_cli_analyses with analyzer_version query
Merge pull request #189 from crest-cassia/delete_lib_samples_module

delete module form oacis
update doc for oacis_cli analyses
Merge pull request #190 from crest-cassia/cli_analyses_with_version_query

Cli analyses with version query
remove section about doc generation from README
add description about google group
add status field to Host