Rolled back declination changes, submitting fixes only
Updated OBSERVATION to OBSERVATORY
Added rewrite for default mount path
Select default pier and mark in collections while parsing
changed to extend Model; pierCorrection and trueAzimuthOfMark are part of model and default to 0; removed observatory parameter from methods.
pass calculator into ObservationMetaView so it can set pierCorrection and trueAzimuthOfMark.
update calculator values for pierCorrection and trueAzimuthOfMark when selections change.
Merge pull request #54 from jmfee-usgs/cleanup

Cleanup
Make sure empty option has value=""
Updated setObservatory to set observation observatory_id, and clear observatory info if changing observatories
Added CollectionSelectBoxTest, bind polyfill for phantomjs
Refactored ajax methods into ajax/parse method for easier testing
Added ObservationMetaViewTest class
Merge pull request #58 from jmfee-usgs/GMP-302-tests

Gmp 302 tests
Added DeclinationView style partial to include list
Created functional declination view with styles
Cleaned up Declination styles
Imported Observation in ReadingViewTest
Imported ObservationBaselineCalculator in ReadingGroupViewTest
Changed mean default return to 0 if no values