Refactor to group abstract operations per section for `NumberFormat` and `DateTimeFormat`#67

Merged

caridy merged 2 commits intomasterfrom extracting-abstracts

Jan 28, 2016

+389-370

Commits on Jan 25, 2016

Refactor to group abstract operations per section:
caridy
committed

Commits on Jan 27, 2016

feedback from PR #67 : restoring original implementation to bind the format getter for number and date
caridy
committed