Improve readme
Further improvements to readme (mainly fixing names of people/orgs)
Merge branch 'feature/better_readme' into release/3.0
release 3.0.0
add stable branch to .travis.yml
Merge pull request #1002 from marutosi/finn-stable-travis

add stable branch to .travis.yml
add stable branch to .travis.yml
Add specs
Fix preview
Adds permission specs
Fix preview permissions
Fix work package preview permission
Make preview a normal view
Add 'nothing to preview' message
Authorize through #find_optional_project
Reset order of preview texts
Add preview object authorization specs
Authorize preview object access
Preview caption reflects the previewed attribute
Adds spec