Added tests for ReadingGroupView.
Merge pull request #46 from emartinez-usgs/GMP-289

Added tests for ReadingGroupView.
Added ObservationMetaView skeleton
Converted ReadingView.scss to partial
Added getElectronics(), getTheodolites() methods; fixed getPier/getMark methods
Implemented CollectionSelectBox utility view
Initial ObservationMetaView implementation
Merge pull request #48 from jmfee-usgs/GMP-302

Gmp 302