Added admin profile search API
Update ProfileAdminService.java

removed unused imports
added update profile method, updated search method for consistency
added extended profile sample
added a sample to retrieve the extended attributes from a profile
retrieves the attribute links directly from the rpofile document
uses the service endpoit to retrieve atttributes one by one
Update assembly.xml
Merge pull request #1257 from LorenzoBoccaccia/master

Added administrative profile search API