Initial application base and settings

[cdcabrera]

This PR contains the base UI application

PR should provide updates for

• [x] basic page
  • React
  • Redux
• [x] build toolset
• [x] base Patternfly with RCUE styling
  • Sass
• [x] initial unit tests
• [x] Travis integration with unit tests
• [x] base Readme documentation

updates #2

[codecov[bot]]

Codecov Report

:exclamation: No coverage uploaded for pull request base (master@15c2ba6). Click here to learn what that means. The diff coverage is 82.6%.

@@           Coverage Diff            @@
##             master      #3   +/-   ##
========================================
  Coverage          ?   82.6%           
========================================
  Files             ?       8           
  Lines             ?      46           
  Branches          ?       5           
========================================
  Hits              ?      38           
  Misses            ?       7           
  Partials          ?       1

Impacted Files	Coverage Δ
src/components/router/router.js	100% <100%> (ø)
src/components/router/routerConstants.js	100% <100%> (ø)
src/redux/constants/toastNotificationConstants.js	100% <100%> (ø)
src/components/mastheadOptions/mastheadOptions.js	100% <100%> (ø)
src/redux/reducers/index.js	100% <100%> (ø)
src/redux/constants/index.js	100% <100%> (ø)
...s/toastNotificationsList/toastNotificationsList.js	41.66% <41.66%> (ø)
src/redux/reducers/toastNotificationsReducer.js	92.85% <92.85%> (ø)

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