Resolved test issues

Gemfile

common/lib/azure/storage/common/core/http_client.rb

.../integration/auth/account_shared_access_signature_test.rb

test/integration/auth/blob_shared_access_signature_test.rb

test/integration/auth/file_shared_access_signature_test.rb

test/integration/auth/queue_shared_access_signature_test.rb

test/integration/auth/table_shared_access_signature_test.rb

test/integration/blob/append_blob_test.rb

test/integration/blob/blob_anonymous_access_test.rb

test/integration/blob/blob_gb18030_test.rb

test/integration/blob/blob_metadata_test.rb

test/integration/blob/blob_pages_test.rb

test/integration/blob/blob_properties_test.rb

test/integration/blob/blob_service_properties_test.rb

test/integration/blob/blob_service_stats_test.rb

test/integration/blob/block_blob_test.rb

test/integration/blob/container/container_acl_test.rb

test/integration/blob/container/container_metadata_test.rb

test/integration/blob/container/create_container_test.rb

test/integration/blob/container/delete_container_test.rb