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Merge pull request #122 from scrum2b/feature/with_angularjs

Optimize AngularJS codes and fix JS bugs
Merge pull request #123 from scrum2b/2-1-stable

2-1-stable versions
Update new URL to have demo
Add 3rd Party's analys tools for manage Quality codes
Merge pull request #128 from scrum2b/feature/with_angularjs

Feature/with angularjs
Merge pull request #129 from scrum2b/2-1-stable

2 1 stable
Improve codes on issue controller and add test-coverage gem
Merge remote-tracking branch 'origin/feature/with_angularjs' into feature/with_angularjs
fix error update and create issue with other version rails