1155513 [RFE] - Search for package in all consumers

Example call:
```
body = { "criteria" : { "filters" : { "profile.name"  : "rubygem-builder" }, "fields" : [ "consumer_id", "profile.$" ] } }
pic.POST('/pulp/api/v2/consumers/profile/search/', body)
```
Returns the detail of the package `rubygem-builder` in all the consumers
s/api/API/
s/we are able to get all the unit profiles at one time/all the unit profiles can be retrieved at one time/