Added volume filtering using similar metaphors to Cameron's work on VM and image filtering to support Issue greese/dasein-cloud/#6
Added convenience getINstance() methods
Fixed a bug in volume filtering; added support for volume tagging
Added support for firewall tagging
Altered password behavior
Added support for network firewalls (as in AWS VPC network ACLs) (issue greese/dasein-cloud-aws/#8)
Altered network firewall support for reality
Added IAM support attributes for network firewalls
Removed nonsensical vlan association concept
Minor edits
Added support for snapshot copying; refactored creates/copies for SnapshotCreateOptions
Added regex filtering and a match method
Moved to SoftReferences
Enhanced the bare bones non-functionality
Added alternate method for setting network CIDR.
Added some helper methods to RawAddress
Added helper method for tag management
Added support for tagging VLANs; added some helper methods for existing tagging operations
Merge branch 'develop' of https://github.com/clstokes/dasein-cloud-core into develop

Conflicts:
	src/main/java/org/dasein/cloud/compute/SnapshotSupport.java
	src/main/java/org/dasein/cloud/compute/Volume.java
	src/main/java/org/dasein/cloud/compute/VolumeFilterOptions.java
	src/main/java/org/dasein/cloud/compute/VolumeSupport.java
Added documentation for the class.