Improved code coverage
Created util function for mocking requests
Merged with latest master
Merge pull request #40 from Coenego/issue-40-coverage

Increase code coverage in existing modules
Fixed deprecation warning for Moment.js
Put label between arrows
Added a fixed width for the toolbar label
Added pool worker retry timeout
Merge pull request #45 from Coenego/issue-45-arrows

Margin needed between arrows and term label
Merge pull request #43 from Coenego/issue-43-deprecation

Deprecation warning when running unit-tests
Merge pull request #49 from Coenego/issue-49-503

Investigate 503 error