- Move `reducers` and `actions` folders to `store` folder.

 - Move pages container components to `containers` folder.
 - Apply [redux-saga](red-gold#48)

[Next Version] Realat to red-gold#5 red-gold#6 red-gold#9 red-gold#15 r…

…ed-gold#17 red-gold#20 red-gold#23 red-gold#24 red-gold#27 red-gold#35 red-gold#36 red-gold#42

Move all firbase dependencies from actions layer to firebaseService l…

…ayer (red-gold#13)

Add changelog

Upgrade to React version 16

Initial CHANGELOG.md