Added a step to define an issue with a list of attributes.

Example:
And there are the following issues with attributes:
      | subject     | project        | author  | watched_by |
      | Test-Issue  | tested_project | bob     | bob        |
      | NOT-WATCHED | other_project  | bob     | bob,mary   |
Removed unused files
Removed adding files to versions and projects
and the associated activities
Removed files module and its permissions
Removed routes and routing spec
Removed test data
Removed non-functional tests
Fixed test relying on attaching files to projects
Added migration to warn on existing files attached to projects and versions
Updated changelog and simplified migration
Merge pull request #310 from opf/feature/rails3_remove_files

Feature/rails3 remove files
The feature had a wrong/ambiguous) label ("Create Project") and needs to
be disabled for the openproject_my_project_page-plugin.
set new version; updated changelog
Merge pull request #314 from opf/features/issues_with_attributes_step

Added a step to define an issue with a list of attributes.
Merge pull request #316 from opf/features/fixing_show_projects_feature

Features/fixing show projects feature
moved the routing-tests for projects from test-unit into specs

I need to disable the show-routes for the
openproject-my_project_page-plugin, which doesn't work for test-unit.
Merge pull request #317 from opf/features/project_routing_spec

Moved routing-tests from test/unit into specs