Add long_description to service

Add support for GET on /v2/services
[#48629153]
bump errors for buildpack invalid fix
Create a delete functionality in blobstore. 
Cleaned up blobstore test to no longer using FakeFS.
Remove FakeFS gem

[#56723198]
Create endpoint to return services visible to org

Scope endpoint to space in case we end up with space level visibility
some day.

[#51524439]
Don't autoload models
Register with router after full load
Revert "Remove FakeFS gem"
It hangs the build on Travis. Will investigate later.

This reverts commit 5c2a084d975436263b6216f3816967aa9ebadcdc.