Set default filter results to avoid exceptions on failed searches

Signed-off-by: Adam Stokes <adam.stokes@ubuntu.com>
Merge pull request #45 from battlemidget/patch-default-service-iter

Set default filter results to avoid exceptions on failed searches
The Service class api changed a bit when defaults were added

Fix the api call to check for service attributes

Signed-off-by: Adam Stokes <adam.stokes@ubuntu.com>
Merge pull request #46 from battlemidget/patch-fix-service-call

The Service class api changed a bit when defaults were added
fix add units deploy

Signed-off-by: Adam Stokes <adam.stokes@ubuntu.com>
Merge service fix call

Signed-off-by: Adam Stokes <adam.stokes@ubuntu.com>
return false for non existent services

Signed-off-by: Adam Stokes <adam.stokes@ubuntu.com>
service api returns a empty dict on non existent services, test for that

Signed-off-by: Adam Stokes <adam.stokes@ubuntu.com>
Merge pull request #47 from battlemidget/patch-fix-add-charm

Patch fix add charm