- Adds docs to sidebar
- Changes `volume` to `volume_name` in volume snapshot
- Fixes tests
- Changes `parent_volume_bootable` to boolean, and converts to string for API
```
$ make testacc TEST=./builtin/providers/opc TESTARGS="-run=TestAccOPCStorageVolumeSnapshot_basic"
==> Checking that code complies with gofmt requirements...
go generate $(go list ./... | grep -v /terraform/vendor/)
2017/04/06 12:26:59 Generated command/internal_plugin_list.go
TF_ACC=1 go test ./builtin/providers/opc -v -run=TestAccOPCStorageVolumeSnapshot_basic -timeout 120m
=== RUN TestAccOPCStorageVolumeSnapshot_basic
--- PASS: TestAccOPCStorageVolumeSnapshot_basic (24.45s)
PASS
ok github.com/hashicorp/terraform/builtin/providers/opc 24.476s
```
Adds `storage_volume_snapshot` resource, and allows for creating a storage_volume from a storage volume snapshot.
Also adds documentation for additions, and tests.
```
TF_ACC=1 go test ./builtin/providers/opc -v -run=TestAccOPCStorageVolume -timeout 120m
=== RUN TestAccOPCStorageVolumeSnapshot_importBasic
--- PASS: TestAccOPCStorageVolumeSnapshot_importBasic (24.72s)
=== RUN TestAccOPCStorageVolumeSnapshot_basic
--- PASS: TestAccOPCStorageVolumeSnapshot_basic (24.01s)
=== RUN TestAccOPCStorageVolume_Basic
--- PASS: TestAccOPCStorageVolume_Basic (12.99s)
=== RUN TestAccOPCStorageVolume_Complete
--- PASS: TestAccOPCStorageVolume_Complete (13.91s)
=== RUN TestAccOPCStorageVolume_MaxSize
--- PASS: TestAccOPCStorageVolume_MaxSize (14.47s)
=== RUN TestAccOPCStorageVolume_Update
--- PASS: TestAccOPCStorageVolume_Update (22.36s)
=== RUN TestAccOPCStorageVolume_FromSnapshot
--- PASS: TestAccOPCStorageVolume_FromSnapshot (32.28s)
```
Jake Champlin