Removed module 'ralph.util.pricing' and the code that relates to it.
user preferences site should be awailable also if we have access only for Assets or Scrooge module
Merge pull request #1036 from andrzej-jankowski/ui_perms

[Core] changes in permissions
Merge pull request #1035 from xor-xor/ralph_1850

Removed module 'ralph.util.pricing' and the code that relates to it.
Merge remote-tracking branch 'allegro/develop' into lldp