*
 * A helper class for Force.com Application, methods are:
 *
 * 1. forwardEverythingToMe(Messaging.InboundEmail email), return void.
 * 2. sendSimpleEmail(String[] toAddresses, String subject, String body), return void.
 * 3. notNullAndEmpty(String value), return Boolean.
 * 4. describeObject(String objectName) return void.
 * 5. getChildObjects((SObject obj)), return List<Schema.SObjectType>.
 
 * 7. //Gets picklist field values, e.g: Schema.Describefieldresult fieldResult = Opportunity.Type.getDescribe();
      //getPicklistValues(Schema.Describefieldresult fieldResult), return List<SelectOption>. 
 * 8.  getDefaultPicklistValue(SObject obj, Schema.DescribeFieldResult fieldDescribe) , return String.
 * 9.  setRecordType(SObject obj), return void.
 * 10. convertIdFrom15To18(String Id), return String.
 * 11. sortMap(Map<String, Integer> oldMap), return List<String>.
 * 12. convertHtmlToText(String htmlBody), return String. 
 * 13. runQuery(String objName,String[] fieldNames,String condition), return List<sObject>.
 * 14. getSobjectNameFromIdPrefix(String objId), return String.
 * 15. getSobjectIdPrefix(SObject obj), return String.
 * 16. getChildQueryRelationShipName(String childObj, String parentObj), return String.
 * 17. getRelationshipNames(String obj), return Set<String> . //obj = parent object
 *