Harvester / OGC WxS / split XSL for each type of services

[Fxp]

Actually, one XSL is used for all types and versions of OGC services.

Make one stylesheet for each type to make it easier to read and easier to add new transformation.

String styleSheet = context.getAppPath() + 
								Geonet.Path.IMPORT_STYLESHEETS 
								+ "/OGC"
								+ params.ogctype.substring(0,3)
								+ "GetCapabilities-to-ISO19119_ISO19139.xsl";

Discussion about SOS integration: ​http://osgeo-org.1803224.n2.nabble.com/Add-a-new-Stylesheet-transformation-td5483549.html#a5483549

[Fxp]

r6680