removing angle_factor hack. fixed typo on method name.
Refactored degree parsing to fix floating point errors. Refactored time parsing to use date objects. Updated tests.
Merge pull request #49 from emartinez-usgs/misc-fixes

Misc fixes
PHP page for accepting new or updated observations
Merge pull request #50 from jmfee-usgs/GMP-288

Merging code from emmerichc-usgs, will be another pull request for any changes after further review.