Remove old CC based test stuff from Rakefile.
Removing coverage.rake since it's not used.

It was added in 2007, and we've never used it...
Delete all the things.
Rename evm_test_*.rake to test_*.rake
Reorganize tests from spec_evm.rake and evm_test.rake.
Move test:setup_* tasks into their respective namespaces.
Remove unused spec:rcov rake task in lib.
Remove hacks in lib test tasks
Remove unused stuff from Rakefiles
Reorganize tests from rspec.rake and evm_test.rake.

Also prefer rake/testtask over rake/runtest.
Change lib rspec tasks to not expect rspec to be installed
Move test:setup_lib task to test:lib:setup
Ignore log files generated from running test:miq_disk
Rename brakeman.rake to test_brakeman.rake
Change brakeman tasks to be more consistent with other CI tasks.
Minor rubocop style cleanup in test rake tasks
Split up type overloading of instance_store_* properties for EC2

Add ebs_only boolean key to MiqEc2InstanceTypes.

Fixes #741
Merge pull request #745 from Fryguy/split_up_ec2_ebs_setting

Split up type overloading of instance_store_* properties for EC2
Move validate_user to a separate service
Merge pull request #673 from martinpovolny/user_validation

Move validate_user to a separate service
Fixed a typo in the exception block in update_fields method.

https://bugzilla.redhat.com/show_bug.cgi?id=1148518
https://bugzilla.redhat.com/show_bug.cgi?id=1148519