Update README.md
Added senderAddress parameter to SendMessage() operation of SMS API
Format readme file
Format readme
Removed Payment module
Fixes #1 getdelta retruning invalid input error
Reverted IAM namespace renaming
 Added an option to set Timeout for WebRequest
Added an option to set timeout value for WebRequest to be sent through RequestFactory
Updated for XArgs modification
Updated ReadMe file
Merged UAT branch
Merged UAT branch