added logic for validation user token (T-6063)
added logic for validation user token (T-6063)
Merge remote-tracking branch 'origin/T-6063(verify_user_token)' into T-6063(verify_user_token)
added logic for validation user token (T-6063)
Merge pull request #31 from Backendless/T-6063(verify_user_token)

added server-side logic for validation of user token (T-6063)