isServerAvailable() added to RestIt procressConnection() method to first
check if the server is available
Adding network connectivity status updates
Adding check for network timeout and commenting
Fixing connectivity updates
Refactoring the network availability code so that it will properly pass network status messages within AsycTasks
Refactoring the network availability code so that it will properly pass network status messages within AsycTasks
Merge pull request #2 from RestIt/network_availability_reporting_branch

Merging master with Network availability reporting branch