completed route53 zone commands
Merge pull request #1255 from jclouds/route53-zone

completed route53 zone commands
Merge pull request #1257 from dralves/master

added GCEL linux flavor to OSFamily
Rename methods for consistency with other Rackspace/OpenStack APIs. Changed remove to delete as delete is the opposite of create.
Merge pull request #1258 from rackspace/rax-clb-method-rename

Rename methods for consistency with other Rackspace/OpenStack APIs.
switched to logback
added list api for route53 resource record sets
Merge pull request #1259 from jclouds/route53-rrsets

Route53 rrsets
issue #1089 synchronous commands no longer spawn threads unless a timeout is specified
changes that facilitate synchronous fallbacks and http invocation
issue #1089 removed default timeout values so that those not using async will have simpler debugging
issue #1184 changed aws apis to use Action key for config instead of more verbose iam names
Merge pull request #1260 from jclouds/sync-http

Synchronous commands now use calling thread
Merge pull request #1261 from jclouds/aws-action-names

changed aws apis to use Action key for config instead of more verbose iam names
allow SelectJson to specify multiple field names, in case the server renamed something
fix issue #1254 cloudstack renamed deployvirtualmachineresponse in version 4.1
Merge pull request #1266 from jclouds/cloudstack-deployparse

allow SelectJson to specify multiple field names; fix cloudstack 4.1 field rename problem
decoupled InvokeHttpMethod, which allows circular dependencies in cloudstack to resolve
Merge pull request #1268 from jclouds/decouple-InvokeHttpMethod

decoupled InvokeHttpMethod, which allows circular dependencies in cloudstack to resolve
complete route53 api