fix numerical indexes to name hashes
added http 500 handling to send_request.
better context for http 500
Merge pull request #8 from frapposelli/http500_handling

Http500 handling
include all current fixes
Added "vapp_scoped_local_id" to vms_hash in get_vapp
Moved default to false for fenced deployments, added parent network specification to set_vapp_network_config
Added new methods
- compose_vapp_from_vm : compose a vapp using VMs in a catalog
- get_vapp_template : get information on VMs inside a vapp template
- set_vapp_port_forwarding_rules : set nat port forwarding rules in an existing vapp

fixed test suite
added example and modified README
Merge pull request #9 from frapposelli/develop

Added new methods and slightly modified some default behaviors
Merge branch 'master', remote-tracking branch 'upstream/master'
Added get_vapp_edge_public_ip(vAppId) method
- refactored get_vapp_edge_public_ip(vAppId)
- Added method get_vapp_port_forwarding_rules(vAppId)
- Removed my require "awesome_print" (debug)
- Added suspend_vapp(vAppId) method.
- Added reboot_vapp(vAppId) method
- Added reset_vapp(vAppId) method