Added basic HTTPD authentication to configuration and pre-install script.
Updated test mountPHP to mount src/htdocs instead of test
Updated hazdev-webutils dependency to 0.0.5
Correcting ObservationDetail fromArray handling of readings
Correcting Reading fromArray handling of measurements
Updated ObservationFactory angle bound parameter to be handled as float
Implemented create, update, delete functionality
Added observation_data_Test to test observation_data.php
Added comment describing dependencies for observation_data_Test.js, skipping tests by default
Removing unused file from test folder
Added check for unsupported method
Merge pull request #64 from emartinez-usgs/GMP-291

Add Basic Authentication to Apache Config
Updated pre-install to not use __FILE__ which does not respect symlinks
Added eachMeasurement method for iteration
Added eachReading and eachMeasurement methods for iteration
Changed getRealtimeData to fetch for all measurements at once, instead of each separately
Added tests for eachReading and eachMeasurement iteration methods
Merge pull request #68 from jmfee-usgs/realtime-data-optimization

Realtime data optimization
Merge pull request #67 from jmfee-usgs/pre-install-update

Updated pre-install to not use __FILE__ which does not respect symlinks
Merge pull request #66 from jmfee-usgs/GMP-275

Gmp 275