Fix for task #839  Implement ability to Add/remove listeners in LoadBalancer
 add to aws LB modifyLoadBalancerAttributes (fixes #871)
change int to Integer (fixes #871)
change boolean to Boolean (fixes #871)
Merge branch 'develop' into issue-871
Added support for SSD EBS volumes.
Merge pull request #107 from TheWeatherCompany/ebs-ssd

Added support for SSD EBS volumes.
Implemented first version of copyImage method in AMI (grid-api issue #656)
copyImage: copying from current to target region (grid-api issue #656)
TheWeatherCompany/grid-api#934 added ability to add security group during LB creation.
add getLoadBalancerAttributes (fixes #871)
Options moved to AttributesOptions class
Added a method to copy ProviderContext with a regionId replaced by new value (grid-api issue #656)
add 'createTagsSynchronously' method to AWSCloud
add realization new methods (fixes #920)
add set main to RouteTable (fixes #954)
change to boolean (fixes #954)
Merge pull request #109 from TheWeatherCompany/issue-656

copyImage method for AWS machine images
 realization of update tags for resources (fixes #951)
Merge branch 'develop' into issue-871
Merge pull request #111 from TheWeatherCompany/issue-954

Add 'main' field to RoutingTable.