GOLD-639: Bug, pep8 was not checking some files. Added system default_tenant_admin indicator, and added it to the tenant creation code. Created system initialization module, moved tasks private functions into it. Fixed pep8 errors.
GOLD-639: Bug, pep8 was not checking some files. Added system default_tenant_admin indicator, and added it to the tenant creation code. Created system initialization module, moved tasks private functions into it. Fixed pep8 errors.

slashk/goldstone-server,slashk/goldstone-server,slashk/goldstone-server,Solinea/goldstone-server,slashk/goldstone-server,Solinea/goldstone-server,Solinea/goldstone-server,Solinea/goldstone-server,Solinea/goldstone-server,slashk/goldstone-server