escape characters in json values

Signed-off-by: Roy Storey <roy.storey@plantandfood.co.nz>
Merge pull request #10 from kiwiroy/feature/import-escape

escape characters in json values
Cleanup for V 2.0
Added local css/js includes and simplified UI
Working base version minus utilization pages.
Added cluster and user view
Added Simple utilization view
Working utilization
Updated to new data format from API
Bugfixes and tweaks
nvd3
nvd3 fix
Added lf_ to url namespaces
Added some caching, fixed lf_ namespace
Added support for Grid Engine log files
Converted to python package
Added script installation
Added gitignore
Updated cache bug
Added resource usage info for SGE