Added json module for event object write support
Took out debugging check in parsing fxn
Simplified json module and added tests
Broke out compact to minify, nulls, and added time formatting option
Test for TIME_FORMAT attribute
Merge branch 'master' into json
Changed test run to single suite per obspy convention
Cosmetic pep8 fixes
Include all imports and better catalog in example
Typo in module-level docstring
Refactored to subpackage format due to json namespace collision
example - import readEvents from top level module
minimal version of adding JSON write support to Catalog
forgot to add file
Merge pull request #1 from megies/json_plugin

JSON plugin write support for Catalog
Added doc to write, generic object name, moved utility function from default
Moved function out of default class mod
New module, functions for write
Add writeJson test
Forgot StringIO import for new test