Add .gitattributes to ensure correct line endings

Ref: https://help.github.com/articles/dealing-with-line-endings
Update to Seam 2.3.1
Merge pull request #157 from zanata/gitattributes

Add .gitattributes to ensure correct line endings
update zanata common version
Merge pull request #165 from zanata/update-zanata-common-version

Update zanata common version
rhbz1002340 - verify username availability in first openid log in
make functional test more robust
Merge pull request #164 from zanata/rhbz1002340-openid-username

rhbz1002340 - verify username availability in first openid log in
Merge pull request #167 from zanata/fix-functional-test

make functional test more robust
rhbz1002340 - verify username availability in first openid log in
Merge branch 'release' into integration/master
Merge remote branch 'origin/master' into seam231
Merge pull request #162 from zanata/seam231

Update to Seam 2.3.1
Fix redirect to register page after login: https://bugzilla.redhat.com/show_bug.cgi?id=981071
rename variables URL to url
Create shouldRedirectToDashboard to merge redirect pages conditions
Merge pull request #168 from zanata/rhbz981071

Fix redirect to register page after login: https://bugzilla.redhat.com/show_bug.cgi?id=981071
Clean up a warning on pages.xml
Merge pull request #169 from zanata/cleanup

Clean up a warning on pages.xml
Fix login page issue