Fix for Issue  #40 : FriendRequest is not send and no proper message for
this.

Implemented RequestDispatcher if sendMessage returns false  , to update
user about the failure of sending request in general terms with hiding
techincal error messages.

Signed-off-by: Ashish Namdev <ashish28.sirt@gmail.com>
Fix for Issue #46 : can not find method : uploadNgoList()
there is no method by name uploadNgoList , it's propre name is
updateNgoList() , renamed the method name in call to solve this issue

Signed-off-by: Ashish Namdev <ashish28.sirt@gmail.com>
Fix for Issue #39 : Message with friend Request is not handeled properly.

added condition check if any message is given during firend request , if
no then adding blank string in message and passing it to relevant class
for updating databse , and if message is given then uses simple flow of
control.

only added if to check fo empty message .

Signed-off-by: Ashish Namdev <ashish28.sirt@gmail.com>
Fix for Issue #44 : createIssue() / deleteIssue() does not have proper
information flow.

added request Dispatcher for handling failing conditions.

Signed-off-by: Ashish Namdev <ashish28.sirt@gmail.com>