COP Template for FlexViewer 3.4 V1.2

1. Added EMCoordinate Widget
2. Modified configuration files to use core Edit Widget
3. Modified configuration files to use EM_ChartWidget.xml file
4. Removed references of AdvancedDraw Widget from all configuration
files
5. Modified EM_ChartWidget.xml to use columnchart instead of piechart
6. Modified Closest Facility Widget to use Facilities layers from widget
configuration file instead of main configuration file
7. Modified National Grid to display coordinates in "DDMmmm" format
8. Updated PDC widget to use the Production Server Link for Map service
9. Changed reportByExceptionLayer in GeoRSSWidget_ReportByException.xml
of ReportByException widget
10. Updated Comments for proxy in Social Media and Ushahidi widgets